A Megastudy of Single-Session Interventions for Depression

Inclusion Criteria

• •At least 18 years old
• •Able to read and write fluently in English
• •Have enough access to the internet to complete two sessions over four weeks
• •Score at least 10 on the PHQ-9 screen (suggesting moderate depression; Kroenke et al., 2001)
• •Pass the bot check during the screening survey
• •All participants who are randomized to an experimental condition (and therefore completed all baseline measures) will be included in analyses, except for participants who indicate at the end of either the baseline or week 4 session that they did not participate in the study seriously. Researchers will only keep data from the first survey session a participant begins.