Socially-driven persuasive health intervention design: Competition, social comparison, and cooperation.

Persuasive technologies are tools for motivating behaviour change using persuasive strategies. socially-driven persuasive technologies employ three common socially-oriented persuasive strategies in many health domains: , and . Research has shown the possibilities for socially-driven persuasive interventions to backfire by demotivating behaviour, but we lack knowledge about how the interventions could motivate or demotivate behaviours.