All oral presentations

Relevant (extended) abstracts of these talks can be found in the conference app.

Rooms per track during main conference
 A0.01  Keynotes
 A1.02  Track A
 A1.03  Track B (except 1B & 2B on Thu in  A2.09 )
 C0.01  Track C
 C0.02  Track D (except 1D on Thu in  A2.07 )
 C1.03  Track E
 C1.04  Track F

 

1A Misinformation – Thursday July 18, 11:00 – 12:30
Chair: Ziv Epstein
11:00 – 11:15 – Jieyu Ding, Qiusi Sun, Jingwen Zhang. Classifying and Understanding the Semantic Structures of Vaccine Misinformation on Twitter
11:15 – 11:30 – Mahmoudreza Babaei, Juhi Kulshrestha, Abhijnan Chakraborty, Elissa M. Redmiles, Meeyoung Cha, Krishna Gummadi. Analyzing Biases in Perception of Truth in News Stories and Their Implications for Fact Checking
11:30 – 11:45 – Alexandre Bovet, Hernan Makse. Dynamics and influence of misinformation and traditional fact-based news in Twitter
11:45 – 12:00 – Ziv Epstein, Mohsen Mosleh, Antonio Arechar, Gordon Pennycook, David Rand. Primed for accuracy: A cognitive approach to fighting misinformation on Twitter
12:00 – 12:15 – Sunandan Chakraborty, Tarunima Prabhakar, Joyojeet Pal –
Dissecting Fake News: Understanding the Dynamics of False Information spread in India
12:15 – 12:30 – Gustavo Jota Resende, Philipe Melo, Hugo Sousa, Johnnatan Messias, Marisa Vasconcelos, Jussara Almeida, Fabrício Benevenuto. (Mis)Information Dissemination in WhatsApp: Gathering, Analyzing and Countermeasures

1B Culture and Art – Thursday July 18, 11:00 – 12:30
Chair: Milan Janosov
11:00 – 11:15 – Kangsan Lee, Jaehyuk Park, Yong-Yeol Ahn. Valuing Art: Professional vs. Algorithm
11:15 – 11:30 – Milan Janosov, Federico Battiston, Gerardo Iñiguez, Federico Musciotto. Success and mentorship in electronic music
11:30 – 11:45 – Sophie Cho, Michael Mauskapf. Unpacking the Ecological Dynamics of Cultural Products: Evidence from Popular Music
11:45 – 12:00 – Susumu Nagayama, Hitoshi Mitsuhashi. Expandable and Extendable Root Concepts
12:00 – 12:15 – Ramona Roller, Frank Schweitzer. Network regression reveals factors driving the letter communication of 16th century reformators
12:15 – 12:30 – No Presentation

1C Science Studies – Thursday July 18, 11:00 – 12:30
Chair: Pietro Panzarasa
11:00 – 11:15 – Chao Min, Yi Bu, Jianjun Sun, Ying Ding. Is scientific novelty reflected in citation patterns?
11:15 – 11:30 – Frank van der Wouden, Gianluca Carnabuci, Hyejin Youn. What lies in the “adjacent possible”? Why some knowledge combinations are more likely to drive innovation than others
11:30 – 11:45 – George Richardson, Juan Mateos-Garcia. Detecting Innovation Through Combination
11:45 – 12:00 – Milad Abbasiharofteh, Tom Broekel. Still in the Shadow of the Wall: the Case of the Berlin Biotech Sector
12:00 – 12:15 – Benjamin Meindl, Morgan R. Frank, Joana Mendonça. Patents as a proxy for technological impact on the future of work
12:15 – 12:30 – Jacob Miller, David Gefen, Kai Larsen, Vadake Narayanan. Many People Are Saying: Technology Design Battles in Smartphone Discourse

1D Inequality and segregation – Thursday July 18, 11:00 – 12:30
Chair: Milena Tsvetkova
11:00 – 11:15 – Eszter Bokanyi, Aniko Hannak. Simulating income distribution inequalities in ride-sharing services
11:15 – 11:30 – Tarik Roukny, Benjamin Vandermarliere, Milan van den Heuvel, Koen Schoors. The wealth origins of income mobility
11:30 – 11:45 – Yannick Léo, Eric Fleury, Carlos Sarraute, Márton Karsai. Socioeconomic inequalities and their consequences on network formation and purchase behaviour
11:45 – 12:00 – Jaime Oliver, Marta Rivera-Alba, Diego Pérez, Antonio Molins, Edgar Morales Ramírez, Ricardo Buera Corchón. Elasticity divergence across socioeconomic levels: evidence from Mexico
12:00 – 12:15 – Judith Kas, Rense Corten, Arnout van de Rijt. Digital discrimination – the role of reputation systems
12:15 – 12:30 – Marc Keuschnigg. Urban Scaling and the Need of Microdata to Understand Social Laws

1E Cooperation – Thursday July 18, 11:00 – 12:30
Chair: Joris Broere
11:00 – 11:15 – Joris Broere, Vincent Buskens, Henk Stoof, Angel Sánchez. Network effects on coordination in asymmetric games
11:15 – 11:30 – Pradip Swarnakar, Satyam Mukherjee. Dynamics of collaboration: A social network analysis of non-state actors in United Nations climate change side-event meetings
11:30 – 11:45 – Hendrik Nunner, Chris Janssen, Wojtek Przepiorka. The role of reinforcement learning in the emergence of conventions: Simulation experiments with the volunteer’s dilemma
11:45 – 12:00 – Yan Leng, Xiaowen Dong, Alex Pentland. Learning Network Structure in Linear Quadratic Games
12:00 – 12:15 – Daniele Guariso, Omar Guerrero, Ulrich Matter. Uncovering Hidden Cooperation in the UNGA
12:15 – 12:30 – No Presentation

1F Social Influence – Thursday July 18, 11:00 – 12:30
Chair: Robert West
11:00 – 11:15 – Joseph D. O Brien, Ioannis K. Dassios, James P. Gleeson. Spreading of Memes on Multiplex Networks
11:15 – 11:30 – Manoel Horta Ribeiro, Kristina Gligoric, Robert West. Message Distortion in Information Cascades
11:30 – 11:45 – Chico Camargo, Scott Hale. Null models for opinion dynamics
11:45 – 12:00 – Chathika Gunaratne, Chathurani Senevirathna, Chathura Jayalath, Nisha Baral, William Rand, Ivan Garibay –
A Multi-Action Cascade Model of Conversation
12:00 – 12:15 – Balazs Lengyel, Riccardo Di Clemente, János Kertész, Marta González. The role of geography in the complex diffusion of innovations
12:15 – 12:30 – No Presentation


2A Political Behavior – Thursday July 18, 16:30 – 18:00
Chair: Rense Corten
16:30 – 16:45 – Ronald Robertson, Christo Wilson, David Lazer. Fake News and Information Seeking during the 2018 U.S. Congressional Elections
16:45 – 17:00 – Lorien Jasny, Dana Fisher, Philip Leifeld, Tim Henrichsen. Comparing Elite Attitudes on Climate Change from Multiple Data Sources: Survey, Policy Documents, and Twitter
17:00 – 17:15 – Stiene Praet, Peter Van Aelst, David Martens. Predictive modeling on Facebook likes to gain insights in voter profiles in a multi-party system
17:15 – 17:30 – Quinten Meertens, Arnout van Delden, Sander Scholtus, Frank Takes. Bias Correction for Predicting Election Outcomes with Social Media Data
17:30 – 17:45 – Emre Calisir, Marco Brambilla. Analysis of On-line Debate on Long-Running Political Phenomena: the Case of the Brexit Referendum
17:45 – 18:00 – No presentation (cancelled). Silvia Majo-Vazquez, Mariluz Congosto, Tom Nichols, Rasmus Nielsen. The Role of Suspended Accounts in Political Discussion on Social Media: Analysis of the 2017 French, UK and German Elections

2B Science Studies – Thursday July 18, 16:30 – 18:00
Chair: Chao Min
16:30 – 16:45 – Bedoor Alshebli, Talal Rahwan, Wei Lee Woon. The Preeminence of Ethnic Diversity in Scientific Collaboration
16:45 – 17:00 – Aliakbar Akbaritabar, Flaminio Squazzoni. Quantitative sociology of academic work
17:00 – 17:15 – Bedoor Alshebli, Kinga Makovi, Talal Rahwan. Age Diversity Increases Scientific Impact
17:15 – 17:30 – Jichao Li, Yian Yin, Santo Fortunato, Dashun Wang. Nobel laureates in science revisited: Patterns of productivity, collaboration, and impact
17:30 – 17:45 – Lu Liu, Yang Wang, Roberta Sinatra, C. Lee Giles, Chaoming Song, Dashun Wang. Hot streaks in artistic, cultural and scientific careers
17:45 – 18:00 – No Presentation

2C Demography and Health – Thursday July 18, 16:30 – 18:00
Chair: Kayla de la Haye
16:30 – 16:45 – Zijian Wang, Scott Hale, David Adelani, Przemyslaw Grabowicz, Timo Hartmann, Fabian Flöck, David Jurgens. Demographic Inference and Representative Population Estimates from Multilingual Social Media Data
16:45 – 17:00 – Thomas Baudin, Robert Stelter. The Rural Exodus and the Rise of Europe
17:00 – 17:15 – Daniel Ciganda, Nicolas Todd. Micro-level Dynamics Behind the Recuperation of Fertility at Higher Development Levels: A Computational Modelling Approach
17:15 – 17:30 – Ravi Bhavnani, Karsten Donnay, Mirko Reul. Modeling the Subnational Risk of Acute Malnutrition in Conflict-Affected Settings
17:30 – 17:45 – Abigail Horn, Hanno Friedrich, Kayla de la Haye. Integrating human mobility data and network models of the food supply to trace foodborne disease outbreak sources
17:45 – 18:00 – Dmitry Zinoviev, Gary Fireman, Spencer Hommel. Exploring the History of Mental Stigma

2D Cognition – Thursday July 18, 16:30 – 18:00
Chair: Maria Bolsinova
16:30 – 16:45 – Mohsen Mosleh, Gordon Pennycook, David Rand. Digital Fingerprints of Cognitive Reflection
16:45 – 17:00 – Ming Yin, Duncan Watts. Human Complex Problem Solving: The Case of Constraint Satisfaction Optimization Problems
17:00 – 17:15 – Marco De Nadai, Angelo Cardoso, Antonio Lima, Bruno Lepri, Nuria Oliver. Apps, Places and People: strategies, limitations and trade-offs in the physical and digital worlds
17:15 – 17:30 – Alexandra Olteanu, Fernando Diaz, Gabriella Kazai, Luke Stark, Mohamed Musbah. What Makes Automated Suggestions Problematic? A Broader Viewpoint
17:30 – 17:45 – Maria Bolsinova, Matthieu Brinkhuis, Abe Hofman, Han van der Maas, Gunter Maris. Urning: a rating system
17:45 – 18:00 – No Presentation

2E Policy – Thursday July 18, 16:30 – 18:00
Chair: Johannes Wachs
16:30 – 16:45 – Sanja Hajdinjak, Marcella Morris, Tyler Amos. Migration Policy Framing in Elite Discourse – Evidence from Canada and the US
16:45 – 17:00 – Anna Shirokanova, Olga Silyutina. Shifts and Continuities in the Discourse on Internet Regulation in Russia
17:00 – 17:15 – Johannes Wachs, Taha Yasseri, Balazs Lengyel, Janos Kertesz. Community Social Structure and Corruption
17:15 – 17:30 – Isak Ladegaard. Open Secrecy: How Shocks and Creative Problem-Solving Brought Illegal Markets out of the Shadow
17:30 – 17:45 – No Presentation
17:45 – 18:00 – No Presentation

2F Social Media – Thursday July 18, 16:30 – 18:00
Chair: David Schoch
16:30 – 16:45 – Anna Di Natale, David Garcia. Subcritical Social Impact and Sentiment in Twitter
16:45 – 17:00 – Kiran Garimella, Robert West. Analyzing and Modeling Individual Impact on Social Media
17:00 – 17:15 – Kristina Gligoric, Ashton Anderson, Robert West. Effects of Conciseness in Social Media
17:15 – 17:30 – Felix Victor Münch, Ben Thies, Cornelius Puschmann, Axel Bruns. Mining Influencers in the German Twittersphere
17:30 – 17:45 – Jan Overgoor, Bogdan State, Lada Adamic. The structure of U.S. college networks on Facebook
17:45 – 18:00 – Alexander Robertson, Walid Magdy, Sharon Goldwater. Emoji and Identity: Understanding Referential Aspects of Skin-toned Emoji on Social Media


3A Protests and Violence – Friday July 19, 10:50 – 12:20
Chair: Sandra Gonzalez-Bailon
10:50 – 11:05 – Jisun An, Gianmarco De Francisci Morales, Haewoon Kwak, Yelena Mejova. Modeling Gun Culture in United States: Demographics, Networks, Ideologies
11:05 – 11:20 – Adam Pah, John Hagan, Luis Amaral. Findings of systematic mass shooting imitation in American schools are an aggregation and data artifact
11:20 – 11:35 – Johannes Gruber. Troublemakers in the streets? A framing analysis of newspaper coverage of protests in the UK 1992-2016
11:35 – 11:50 – Erdem Yörük, Ali Hürriyetoğlu, Çağrı Yoltar, Fırat Duruşan. Validity and Generalizability in Automated Protest Information Collection
11:50 – 12:05 – No Presentation
12:05 – 12:20 – No Presentation

3B Replicability – Friday July 19, 10:50 – 12:20
Chair: Duncan Watts
10:50 – 11:05 – Amit Sharma, Jake Hofman, Duncan Watts. Replication and reliability in computational social science
11:05 – 11:20 – Youyou Wu, Yang Yang, Brian Uzzi. A Machine and Human Intelligence Approach to the Replication Problem in Science
11:20 – 11:35 – Forough Poursabzi-Sangdeh, Dan Goldstein, Jake Hofman, Jennifer Wortman Vaughan, Hanna Wallach. Manipulating and Measuring Model Interpretability
11:35 – 11:50 – Jake Hofman, Dan Goldstein, Jessica Hullman. The effect of (not) presenting effect sizes: How the standard way of presenting scientific results leads to overestimation of treatment effects
11:50 – 12:05 – Chung-Hong Chan, Joseph Bajjalieh, Loretta Auvil, Hartmut Wessler,Scott Althaus, Kasper Welbers, Wouter van Atteveldt. Using ‘off-the-shelf’ sentiment dictionaries without revalidation: a p-hacking experiment
12:05 – 12:20 – Nitin Bhushan, Laura Bringmann, Casper Albers, Linda Steg. Comparing constraint-based causal discovery algorithms: simulation and application to environmetal psychology

3C Agent-based models – Friday July 19, 10:50 – 12:20
Chair: Rense Corten
10:50 – 11:05 – Ching Jin, Chaoming Song, Johannes Bjelland, Geoffrey Canright, Dashun Wang. Emergence of Scaling in Complex Substitutive Systems
11:05 – 11:20 – Yohsuke Murase, Janos Török, Hang-Hyun Jo, Kimmo Kaski, Janos Kertesz. Agent Based Modeling of the Network of Social Interactions
11:20 – 11:35 – Alexandru-Ionut Babeanu, Jorinde van de Vis, Diego Garlaschelli. When cultural dynamics meets the real world: the reduced relevance of social influence simulations
11:35 – 11:50 – Ivan Garibay, Madeline Schiappa, Georgios Anagnostopoulos, Christina Bouwens, Stephen M. Fiore, Heather Keathley, Alexander Mantzaris, John T. Murphy, William Rand, Anastasia Salter, Mel Stanfill, Gita Sukthankar, Nisha Baral, Anamaria Berea, Chathika Gunaratne , Neda B. Hajiakhoond , Gabriel Fair , Jasser Jasser, Chathura Jayalath, Ece Mutlu, Olivia Newton, Amirarsalan Rajabi, Samaneh Saadat, Steve R. Scheinert, Chathurani Senevirathna, Rachel Winter, Xi Zhang. Deep Agent: Computational Social Science Centered Simulation of Online Information Environments
11:50 – 12:05 – Qiusi Sun, Martin Hilbert. A Computational Mechanics Approach to Trolling and its Contagion
12:05 – 12:20 – Dirk Van Rooy. Co-designing policy relevant ABMs

3D Text Analysis – Friday July 19, 10:50 – 12:20
Chair: David Rozado
10:50 – 11:05 – Dimitrios Milioris. Document Clustering via Joint Complexity
11:05 – 11:20 – Marc-Etienne Brunet, Ashton Anderson, Richard Zemel. Investigating the Composition of Documents Affecting Bias in Word Embeddings
11:20 – 11:35 – Philippa Shoemark, Farhana Ferdousi Liza, Scott Hale, Dong Nguyen, Barbara McGillivray. Systematic Comparison of Semantic Change Detection Approaches with Word Embeddings
11:35 – 11:50 – Zoltán Kmetty, Júlia Koltai, Tamás Rudas. The presence of social structure in online texts based on word embedding NLP models
11:50 – 12:05 – David Rozado. Using word embeddings to analyze how universities conceptualize the term “diversity” in their online institutional presence
12:05 – 12:20 – No presentation

3E Labor Markets – Friday July 19, 10:50 – 12:20
Chair: Morgan Frank
10:50 – 11:05 – Lukas Fervers, Janina Beckmann, Joachim Piepenburg, Marita Jacob. Pull out all the stops: Combining survey and field experiment with machine learning methods to analyse the role of risk aversion for occuptional choice.
11:05 – 11:20 – Takanori Nishida, Yoshiki Ishikawa. Dynamic Network Signatures of Job Change: Evidence from a Large Business Social Network
11:20 – 11:35 – Esteban Moro, Morgan Frank, Alex Rutherford, Manuel Cebrian, Iyad Rahwan. Universal resilience of labor markets
11:35 – 11:50 – Hee Youn Kwon, Lijun Sun, Morgan Frank, Hyejin Youn, Cesar Hidalgo, Iyad Rahwan. Industrial Topics in Urban Labor System
11:50 – 12:05 – Morgan Frank, Esteban Moro, Alex Rutherford, Iyad Rahwan –
The hidden constraints on worker mobility: how workplace skills determine a worker’s next move
12:05 – 12:20 – No Presentation

3F Social Influence – Friday July 19, 10:50 – 12:20
Chair: Milena Tsvetkova
10:50 – 11:05 – Christos Nicolaides, Dean Eckles. Social Influence and Habits in Exercise: A Field Experiment
11:05 – 11:20 – William Cai, Johan Ugander. Experience-Driven Peer Effects: Evidence from a Large Scale Natural Experiment
11:20 – 11:35 – Abhishek Samantray,Massimo Riccaboni. Peer influence of production and consumption behaviour in an online social network of collective learning
11:35 – 11:50 – Yan Leng, Tara Sowrirajan, Alex Pentland. Measuring heterogeneous social influence within and across homophilous communities
11:50 – 12:05 – Johan Koskinen, Galina Daraganova –
Bayesian Analysis of Social Influence
12:05 – 12:20 – Marcin Waniek, César Hidalgo, Aamena Alshamsi. Diffusion of innovation across communities


4A News and Collective Attention – Friday July 19, 16:30 – 18:00
Chair: Rebekah Tromble
16:30 – 16:45 – Philipp Lorenz-Spreen, Bjarke Mørch Mønsted, Philipp Hövel, Sune Lehmann. The acceleration of collective attention
16:45 – 17:00 – Cristian Candia Vallejos, Cristian Jara Figueroa, Carlos Rodriguez Sickert, Albert Laszlo Barabasi, Cesar Hidalgo. The Universal Decay of Collective Memory and Attention
17:00 – 17:15 – Rebekah Tromble, Dong Nguyen. A New Dataset for Evaluating the Quality of Online News
17:15 – 17:30 – Charles Howland, Duncan Watts, David Rothschild, Marcel Wittich, Jennifer Allen, Melissa Ellamil, Markus Mobius. The Invisible Gorilla: TV news consumption vastly outweighs online for most Americans
17:30 – 17:45 – Subhayan Mukerjee. Networked News Reading Publics: Using Networks to Understand News Consumption in India
17:45 – 18:00 – No Presentation

4B Gender – Friday July 19, 16:30 – 18:00
Chair: Ridhi Kashyap
16:30 – 16:45 – Stefan Wojcik, Shawnna Mullenax. Looks Can Be Confirming: The Effects of Gendered Candidate Appearance on Vote Choice
16:45 – 17:00 – Yang Yang, Nitesh Chawla, Brian Uzzi. A network’s gender composition and communication pattern predict women’s leadership success
17:00 – 17:15 – Anna May, Aniko Hannak, Gabor Bekes. Dissecting the Gender Gap in Entrepreneurial Ambitions and Success
17:15 – 17:30 – Peter Barbrook-Johnson, Andrew King, Sait Bayrakdar. An agent-based model of LGBTQI workplace inequality
17:30 – 17:45 – Ridhi Kashyap, Florianne Verkroost, Reham Al Tamime, Masoomali Fatehkia, Ingmar Weber. Measuring global gender inequality indicators with large-scale online advertising data
17:45 – 18:00 – Pasquale De Meo, Iacopo Pozzana, Ylli Prifti, Alessandro Provetti. The dynamics of recommendation in high-trust personal care services

4C Migration – Friday July 19, 16:30 – 18:00
Chair: Kirk Bansak
16:30 – 16:45 – Theresa Gessler, Johannes Wachs, Gergő Tóth. No country for asylum seekers? How short-term exposure to refugees influences attitudes and voting behavior in Hungary
16:45 – 17:00 – Jaehyuk Park, Ian Wood, Yizhi Jing, Azadeh Nematzadeh, Souvik Ghosh, Michael Conover, Yong-Yeol Ahn. Global labor flow network reveals the hierarchical organization and dynamics of geo-industrial clusters inthe world economy
17:00 – 17:15 – Laszlo Lorincz, Brigitta Németh. Network effects in internal migration
17:15 – 17:30 – No presentation (cancelled). Elizabeth Dekeyser – Local governments and Native Attitudes Toward Immigration
17:30 – 17:45 – Yerka Freire-Vidal, Eduardo Graells-Garrido. Characterization of Local Attitudes Toward Immigration Using Social Media
17:45 – 18:00 – Jens Hainmueller, Avidit Acharya, Kirk Bansak. Matching Refugees to Host Country Locations Based on Preferences and Outcomes

4D Privacy and Discrimination – Friday July 19, 16:30 – 18:00
Chair: Henry Smart III
16:30 – 16:45 – Alejandro Noriega Campero, Michiel Bakker, Bernardo Garcia Bulle, Alex Pentland. Active Fairness in Algorithmic Decision-Making
16:45 – 17:00 – Lisa Merten, Nadia Metoui, Mykola Makhortykh, Damian Trilling, Judith Moeller. 
News won’t find me? Exploring potential digital inequalities in social media news use
17:00 – 17:15 – Daniele Romanini, Sune Lehmann Jørgensen, Mikko Kivelä. Privacy and Anonymization of Neighborhoods in Social Networks
17:15 – 17:30 – Marcin Waniek, Kai Zhou, Yevgeniy Vorobeychik, Esteban Moro, Tomasz P. Michalak, Talal Rahwan. Individuals Can Hide Their Own Relationships from Link Prediction Algorithms
17:30 – 17:45 – Henry Smart Iii. Operationalizing a Conceptual Model of Colorism in Local Policing
17:45 – 18:00 – Alfredo Morales, Xiaowen Dong, Yaneer Bar-Yam, Alex Pentland – Mapping Segregation in Urban Areas

4E Network Analysis – Friday July 19, 16:30 – 18:00
Chair: Johan Koskinen
16:30 – 16:45 – Telmo Menezes, Camille Roth. Families of Generative Processes for Social Networks
16:45 – 17:00 – George Vega Yon, Kayla de la Haye. Exact Statistics and Semiparametric Tests for Small Network Data
17:00 – 17:15 – Vincent Antonio Traag, Ludo Waltman, Nees Jan Van Eck. From Louvain to Leiden: guaranteeing well-connected communities
17:15 – 17:30 – Edwin de Jonge, Jan van de Laan. Overlap in a large and real co-worker, family and neighbor network
17:30 – 17:45 – Luca Maria Aiello, Sebastian Deri, Jérémie Rappaz, Daniele Quercia. The Human Perception of Social Relationships
17:45 – 18:00 – Davide Vega, Matteo Magnani. Temporal text networks: foundations and applications

4F Social Media and Online Collaboration – Friday July 19, 16:30 – 18:00
Chair: Rense Corten
16:30 – 16:45 – Lushi Chen, Walid Magdy, Maria Wolters. Online Community Engagement when Talking About Infidelity: The Case of Reddit
16:45 – 17:00 – Isaac Waller, Ashton Anderson. Identifying the Cultural Geometry of Online Communities
17:00 – 17:15 – Daniel Larremore, Swapnil Gavade, Elizabeth Bruch. Structured Hierarchy in Online Dating Networks: 20,000 Leagues Under the City
17:15 – 17:30 – Martin Hilbert, David Darmon – Patterns of Algorithmification: How Dumb and Predictable Bots Make Organization More Complex and Unpredictable
17:30 – 17:45 – Nikolas Zöller, Jonathan H. Morgan, Tobias Schröder. Group interaction on Github: a typology
17:45 – 18:00 – Florian Lemmerich, Diego Saez-Trumper, Robert West, Leila Zia. Why the World reads Wikipedia


5A Polarization – Saturday July 20, 10:50 – 12:20
Chair: David Schoch
10:50 – 11:05 – Subhayan Mukerjee, Kokil Jaidka, Yphtach Lelkes. Echo Chambers and Affective Polarization: A Twitter Field Experiment
11:05 – 11:20 – Pei Zhou, Yupeng Gu, Mason A. Porter, Yizhou Sun. Automated Detection of Politically-Polarized Words in Online Discussions
11:20 – 11:35 – David Schoch. Analyzing Political Engagement on Reddit: From left vs. far-left to left vs. far-right
11:35 – 11:50 – Uma Maheswari Gollapudi, Rahul Arulkumaran, Manikumar Perla, Sai Hitesh Jonnalagadda, Dr. Amitava Das, Sunny Rai. Understanding User Vulnerability Towards Radicalization On Twitter
11:50 – 12:05 – Marco Schmitt, Alina Vogelgesang, Stella Neumann, Oliver Hohlfeldt, Jennifer Fest, Helge Reelfs. Discerning context from the temporal analysis of polarized online networks –The Case of Twitter on #chemnitz
12:05 – 12:20 – Subhayan Mukerjee, Tian Yang. A Conjoint Experimental Study on the Effects of Social Media Cues on Selective Exposure

5B Science Studies – Saturday July 20, 10:50 – 12:20
Chair: Bedoor AlShebli
10:50 – 11:05 – Ivan Smirnov. When magic outperforms horoscopes: predicting students’ academic performance from their short texts on social media
11:05 – 11:20 – Cristian Candia Vallejos, Sara Encanaçao, Flavio Pinheiro –
The Higher Education Space, Connecting Degree Programs from Individuals’ Choices
11:20 – 11:35 – Alejandro Espinosa-Rada. Micro-explanations for multilevel scientific networks: A stochastic actor-oriented model in a scientific discipline
11:35 – 11:50 – Ching Jin, Binglu Wang, Chaoming Song, Johannes Bjelland, Geoffrey Canright, Brian Uzzi, Dashun Wang. Preferential Abandonment induces Structural Collapse in Robust Networks: Evidence from Scientific Fields and Technology Products
11:50 – 12:05 – Yian Yin, Yang Wang, James Evans, Dashun Wang. Quantifying Dynamics of Failures across Science, Startups, and Security
12:05 – 12:20 – Vincent Antonio Traag, Ludo Waltman. Persistence of journal hierarchy in open access publishing

5C Gender – Saturday July 20, 10:50 – 12:20
Chair: Aniko Hannak
10:50 – 11:05 – Anna May, Johannes Wachs, Aniko Hannak. Gender Differences in Participation and Reward on Stack Overflow
11:05 – 11:20 – Muyang Li, Zhifan Luo. Can New Media Become the ‘New Equalizer’?: Evaluate Social Media’s Impact on Gender Stereotype in China
11:20 – 11:35 – Alina Arseniev-Koehler. Gender Equal or Gender Neutral? Gender Connotations in Gender Fair Language
11:35 – 11:50 – Petter Törnberg. Gender advertising on Instagram: Studying gender performance through Big Data photographs
11:50 – 12:05 – Adam Hughes, Onyi Lam, Stefan Wojcik. Auditing Gender Bias in Image Search Algorithms
12:05 – 12:20 – Pasquale De Meo, Iacopo Pozzana, Ylli Prifti, Alessandro Provetti. Finding gender bias in web-based, high-trust interactions

5D Cooperation and Inequality – Saturday July 20, 10:50 – 12:20
Chair: Milena Tsvetkova
10:50 – 11:05 – Milena Tsvetkova, Oana Vuculescu, Claudia Wagner. The Effect of Visibility of Endowment Heterogeneity and Wealth on Inequality
11:05 – 11:20 – Yuan Yuan, Dean Eckles, Alex Pentland. Does Prosocial Contagion Increase Inequality? A Large-Scale Online Field Experiment
11:20 – 11:35 – Fabrizio Germano, Gomez Vicenç, Gael Le Mens. The Few-get-richer: A Surprising Consequence of Popularity-based Rankings
11:35 – 11:50 – Sandro Lera, Nate Dwyer, Alex Pentland. Fair, Stable Exchange Networks through Quenched Merchant Location and Idiosyncratic Trading Costs
11:50 – 12:05 – Andreia Sofia Teixeira, Francisco C. Santos, Alexandre P Francisco, Fernando P. Santos. For a fair world, which nodes should have the last word in multiplayer ultimatum bargaining?
12:05 – 12:20 – No Presentation

5E Organizations – Saturday July 20, 10:50 – 12:20
Chair: Rense Corten
10:50 – 11:05 – Abdullah Almaatouq, Ming Yin, Duncan Watts –
Optimal Team Construction for a Complex Task
11:05 – 11:20 – Jeremy Burke, Ramon Gras, Oren Lederman, Sandy Pentland, Fiona Murray. Impact of Architectural Space Typologies and Human Interaction Patterns on the Performance of Startup Teams operating in Entrepreneurship Incubator Centers: The Case of MIT DeltaV Program at the MIT Martin Trust Center
11:20 – 11:35 – Abigail Jacobs, Duncan Watts. When does network structure matter? A comparative study of informal network structure in firms
11:35 – 11:50 – Andrea Cavicchini. The external influences on organizational culture: CEO awards and biased perceptions of organizational culture
11:50 – 12:05 – Kyriacos Vitalis, Christos Nicolaides, George Pallis, Dimosthenis Stefanidis, Nicos Nicolaou, Marios Dikaiakos. The role of online social networking on founders’ economic success
12:05 – 12:20 – No Presentation

5F Emotions – Saturday July 20, 10:50 – 12:20
Chair: Kayla de la Haye
10:50 – 11:05 – Adina Nerghes, Ju-Sung Lee. A socio-semantic study of positions and perspectives on the European refugee crisis in Twitter
11:05 – 11:20 – Aleksandra Nenko, Marina Petrova. Emotional Network of the City Public Space: a Framework for Research and Evidence based on PPGIS Data
11:20 – 11:35 – Bernard Koch, Daniele Silvestro, Jacob G. Foster. The Birth and Death of Cultural Things: Explaining Cultural Change Through Bayesian Analysis of Diversification Rates
11:35 – 11:50 – Nina Savela, David Garcia, Max Pellert, Atte Oksanen. The influence of social context and terminology on emotions expressed in robot-related social media conversations
11:50 – 12:05 – Marijn ten Thij, Johan Bollen, Luis M. Rocha. Detecting eigenmoods in individual human emotions.
12:05 – 12:20 – David Garcia, Bernard Rimé. Collective Emotions and Social Resilience in the Digital Traces After a Terrorist Attack


6A Polarization – Saturday July 20, 13:30 – 15:00
Chair: David Garcia
13:30 – 13:45 – Flavio Pinheiro, Vítor V. Vasconcelos, Simon A. Levin. From Consensus to Polarization of Opinions in Complex Contagion
13:45 – 14:00 – Simon Schweighofer, Frank Schweitzer, David Garcia. A Balance Model of Opinion Hyperpolarization
14:00 – 14:15 – Fredrik Jansson, Pontus Strimling, Irina Vartanova, Kimmo Eriksson. Moral Foundations and Opinion Change
14:15 – 14:30 – Akira Ishii, Yasuko Kawahata. New opinion dynamics theory considering trust and distrust in human relations and mass media effects
14:30 – 14:45 – Samin Aref, Zachary Neal. Analyzing the impact of polarization and bipartisanship on legislative effectiveness through balance and partitioning of signed networks
14:45 – 15:00 – Joseph Bak-Coleman, Joanna Sterling, Chris Tokita, Daniel Rubenstein, Iain Couzin. Collective Wisdom on Politically Polarized Social Networks

6B Science Studies – Saturday July 20, 13:30 – 15:00
Chair: Dashun Wang
13:30 – 13:45 – Riccardo Gallotti, Manlio De Domenico. Collective effects of individual decisions – the case of the Nobel Prize
13:45 – 14:00 – Ching Jin, Yifang Ma, Brian Uzzi. The Midas Touch: Quantifying the Impact of Awards on Scientific Developments
14:00 – 14:15 – Ali Faqeeh, Filippo Radicchi, James Gleeson. Which cited papers are more important to a manuscript? Analysis of citation patterns in open access manuscripts
14:15 – 14:30 – Lovro Šubelj, Ludo Waltman, Vincent Antonio Traag, Nees Jan Van Eck. Intermediacy of publications
14:30 – 14:45 – Shubhanshu Mishra, Brent D. Fegley, Jana Diesner, Vetle I. Torvik. Self-citation is the hallmark of productive authors, of any gender
14:45 – 15:00 – Vincent Antonio Traag. Modelling the causal effect of journal impact on citation dynamics

6C Geography and Mobility – Saturday July 20, 13:30 – 15:00
Chair: Scott Hale
13:30 – 13:45 – Chico Camargo, Jonathan Bright, Scott Hale. Diagnosing the Performance of Human Mobility Models Using Volunteered Geographic Information
13:45 – 14:00 – Christa Brelsford, Rudy Arthur, Hywel Williams. Regional Delineation from Twitter
14:00 – 14:15 – Andrea Ballatore, Alexandra Pang, Iacopo Pozzana, Ylli Prifti, Alessandro Provetti. Geo-referencing as a connector between user reviews and urban environment quality
14:15 – 14:30 – Yifan Qian, Luca Verginer, Massimo Riccaboni, Pietro Panzarasa –
Measuring the Social Diversity of Cities in Mobility and Scientific Collaboration Networks
14:30 – 14:45 – Lisette Espín-Noboa, Florian Lemmerich, Simon Walk, Markus Strohmaier, Mark Musen. HopRank: How Semantic Structure Influences Teleportation in PageRank
14:45 – 15:00 – No Presentation

6D Wisdom of the Crowd – Saturday July 20, 13:30 – 15:00
Chair: Rense Corten
13:30 – 13:45 – Arnout van de Rijt, Vincenz Frey. Social Influence Undermines the Wisdom of the Crowd in Sequential Decision-Making
13:45 – 14:00 – Jesse Shore, Alice Jang, Ethan Bernstein. Social network centralization and collective intelligence: a randomized experiment
14:00 – 14:15 – Kirill Martynov, Kiran Garimella, Robert West. Crowdsourced Estimation of Human Height and Weight
14:15 – 14:30 – Niccolo Pescetelli, Alex Rutherford, Iyad Rahwan. Divide and Forecast: When is Diversity Good for Collective Intelligence?
14:30 – 14:45 – Gian Maria Campedelli. On Terrorism Memory and Predictability via Graph-Derived Multivariate Time Series: Integrating Meta-Networks and Deep Learning
14:45 – 15:00 – No Presentation

6E Data Collection – Saturday July 20, 13:30 – 15:00
Chair: Ashton Anderson
13:30 – 13:45 – Gabriela Molina León, Hendrik Heuer, Andreas Breiter. Co-creation in Computational Social Science: Lessons learned
13:45 – 14:00 – George Lifchits, Ashton Anderson, Jake Hofman, Daniel Goldstein, Duncan Watts. The Importance of Studying Failures When Predicting Success
14:00 – 14:15 – Jakob Jünger. A brief history of APIs. How do social media providers shape the opportunities and limitations of online research?
14:15 – 14:30 – Aleksandra Urman, Clara Christner, Silke Adam, Michaela Maier. Online tracking tools for research purposes: A critical review of existing approaches
14:30 – 14:45 – Sicheng Dai, Márton Karsai, Hélène Bouchet, Eric Fleury, Jean-Pierre Chevrot, Aurelie Nardy. Interaction reconstruction methods for large-scale RFID social experiments
14:45 – 15:00 – Justin Chun-Ting Ho –
A Bootstrapping Approach to Assessing the Bias of Facebook’s Graph API

6F Finance and Economics – Saturday July 20, 13:30 – 15:00
Chair: Eelke Heemskerk
13:30 – 13:45 – Eelke Heemskerk, Dafne van Kuppevelt, Frank Takes. 
Community Structure Dynamics as Early Warning Signals for Corporate Elite (Dis)Integration
13:45 – 14:00 – Takayuki Mizuno, Mitsuhiro Odaka. Indirect dominance detection on a global shareholding network
14:00 – 14:15 – Dieter Wang. Extracting mutual fund manager tastes using collaborative filtering methods
14:15 – 14:30 – Javier Garcia-Bernardo. The role of offshore financial centers in profit shifting and tax avoidance
14:30 – 14:45 – Simone Centellegher, Giovanna Miritello, Daniel Villatoro, Devyani Parameshwar, Bruno Lepri, Nuria Oliver. Understanding and predicting Mobile Money adoption and use
14:45 – 15:00 – Chathurani Senevirathna, Chathika Gunaratne, Chathura Jayalath, Ivan Garibay, Nisha Baral. Evidence of Influence Hierarchies in GitHub’s Cryptocurrency Community