3 papers
physics.soc-ph2026
Feedback dynamics in matching networks drive behavioral differentiation despite overlapping objectives
Alexandros Gelastopoulos
Many bipartite social networks exhibit pronounced asymmetries in selectivity and matching opportunities: members of one side can afford to be highly selective, while members of the…
cs.SI2025
Social Influence Distorts Ratings in Online Interfaces
Marina Kontalexi, Alexandros Gelastopoulos, Pantelis P. Analytis
Theoretical work on sequential choice and large-scale experiments in online ranking and voting systems has demonstrated that social influence can have a drastic impact on social an…
physics.soc-ph2024
The marginal majority effect: when social influence produces lock-in
Alexandros Gelastopoulos, Pantelis P. Analytis, Gaël Le Mens +1
People are influenced by the choices of others, a phenomenon observed across contexts in the social and behavioral sciences. Social influence can lock in an initial popularity adva…