Graduate Students

Fan Xuan Chen is a doctoral student at the University of Illinois at Urbana-Champaign. He received his B.A. in Psychology from Nanyang Technological University, Singapore. His current research interests are in social status, cooperative/competitive behavior, unethical decision-making, and intergroup processes. In his current work, he aims to examine how dominant leaders affect group cooperation and processes. He approaches these topics using perspectives and methodologies drawn from cultural psychology, behavioral economics, sociobiology, and social cognition. During his free time, he sings and plays musical instruments.

Randi Vogt is pursuing her Ph.D. in Social Psychology at the University of Illinois at Urbana-Champaign. She received her B.A. in Psychology from Princeton University and worked as a lab manager at the Social Cognitive Development Group at Harvard University. In her current work, she explores the personality predictors and behavioral outcomes of overconfidence. Her other research interests include the influence of overconfident individuals on team dynamics and productivity, and the developmental origins of overconfidence. In her free time, Randi likes cheering on her hometown sports teams — the Boston Red Sox and the New England Patriots.


Affiliated Graduate Students and Researchers



Nathan Dhaliwal received his B.A. in Psychology from the University of British Columbia (UBC) and is currently a Ph.D. candidate at the Sauder School of Business at UBC. His research is broadly focused on the evolution of cooperation. Topics he is currently investigating include the effects of third-party punishment on prestige and dominance.



Xi (Cici) Liu is pursuing her Ph.D in Social Psychology at the University of Illinois at Urbana-Champaign. Her work with Joey examines the signaling of status and dominance in vocal features. Her other lines of research focus on language, culture, and stereotypes. Cici likes to grow her leftover groceries into plants, and currently takes care of many avocados, pineapples, and papaya saplings on her balcony.

Daniel Redhead is a postdoctoral fellow at the Max Planck Institute for Evolutionary Anthropology. He received his B.A. in Archaeology and Anthropology and MRes. in Evolutionary and Sociocultural Anthropology from Durham University, and his Ph.D. in Psychology from the University of Essex. He is interested in the relationship between prestige, dominance, and leadership in human groups. His work with Rick O’Gorman focuses on the effects of prestige and dominance within social networks and further explores the contexts in which dominance is accepted in human leadership contests. His collaborations with Joey examine how prestige and dominance affect an individual's position within, and the structure of, their social network.

Shoko Watanabe is a doctoral student at the University of Illinois at Urbana-Champaign. Shoko studied theology as an undergraduate at Oral Roberts University in Tulsa, Oklahoma. She is also a certified math teacher with an M.S. in Educational Psychology from Oklahoma State University. Shoko’s work with Sean Laurent addresses when and why people promote forgiveness, and the nature of moral hypocrisy and the conditions under which hypocrites are forgiven or punished. She is also interested in the formation of trust and friendships in groups and teams. Shoko enjoys traveling, learning foreign languages, playing video games, and cooking.


Research Engineers



Shuyan (Amy) Li

Project Areas: Egalitarianism and fairness
Programming Languages: Python, HTML, CSS, Javascript, SQL




Alexander Rios

Project Areas: Social networks
Programming Languages: R, Python, Mathematica, Lua



Meghna Shrivastava

Project Areas: Social networks
Programming Languages: Python, R, C#, JavaScript, SQL, HTML, XML, JSON



Yuejun Wu

Project Areas: Egalitarianism and fairness
Programming Languages: R, Python, JavaScript, SQL


Project Coordinators



Florence Clifford

Project Areas: Team dynamics



Milton Wang

Project Areas: Group cohesion and team dynamics


Research Assistants


Macy Bauer


Ryan Cooper


Isabel Restrepo


Payton Whittier


Paige Cawley


Xinyao Li


Stephanie-Dee Sarovich


Chikira Woodson


Qiaoru Chen


Jinrui Liu


Xujie Tan


Yiling Ye


Richard Chung


Zheng Liu


Mye Vilailuck


Lab Alumni

  • Amelia Al-Najjar

  • Arnold Casas

  • April Flores

  • Eric Helm, People Analyst, SpaceX

  • Virak Hoang Le

  • Anna Hobson

  • Sarah Hogan, Doctor of Psychology candidate, Adler University

  • Clara Law, Research Coordinator, University of California San Diego, School of Medicine

  • Nicole Magerko

  • Mariana Patino

  • Crystal Pineda

  • Jennifer Sumba

  • Grace Wang

  • Yiwei Zhang, Master of Science in Analytics candidate, Northwestern University