Darwin A Guevarra

Postdoctoral Scholar, University of California, San Francisco

Darwin A Guevarra is a postdoctoral scholar at the University of California, San Francisco. He is broadly interested in emotional wellbeing, how to improve it, and its implications for psychological and physical health. He continues to pursue work on placebo effects and how they can be leveraged to improve emotional wellbeing and other emotional wellbeing interventions.

Written by Darwin A Guevarra

Photo of colourful candy close-up with red, yellow, green and purple pieces, some marked with a white “S”.

Why placebo pills work even when you know they’re a placebo

New evidence of the power of the placebo effect – even without any deception – is raising important questions for medicine

by Darwin A Guevarra & Kari A Leibowitz