Primers

Accessible overviews for designers, researchers, technologists, policymakers, and advocates on the ideas and issues shaping prosocial design.

Primer: What We Know About Prosocial Feed-Ranking Algorithms

Primer: What We Know About Prosocial Feed-Ranking Algorithms

The PDN library team has reviewed the evidence on seven prosocial ranking approaches.

September 8, 2026
Primer: What We Know About Designs To Reduce Norm-Breaking

Primer: What We Know About Designs To Reduce Norm-Breaking

A round-up of the designs in PDN's library that reduce norm-breaking behavior

November 9, 2025
Primer: What We Know About Effective Misinformation Interventions

Primer: What We Know About Effective Misinformation Interventions

A review of the evidence from PDN's Design Library.

January 8, 2025