What interventions and increase or decrease polarisation in a population of rational agents?

Simulation studies demonstrate that belief polarisation is best reduced by targeting agents where they are and pulling them slowly, but the same method could be used (in the opposite direction) to increase it as well.

Ideology, communication, and polarisation

Ideologically committed minds form the basis of political polarization, but ideologically guided communication can further entrench and exacerbate polarization depending on the structures of ideologies and social network dynamics on which cognition …

Why do echo chambers form? The role of trust, population heterogeneity, and objective truth