Ray Dalio

Great Podcast on Tim Ferriss Show

Principles.you psychometrics developed by Ray Dalio

His approach is demonstrated in the unusually Rationalist work culture he has created at Bridgewater, including employee "baseball cards" that openly indicate each person's strengths and weaknesses, a culture of idea-meritocracy where it is encouraged that anyone can thoughtfully disagree with anyone else, and several in-house apps, such as the Pain Button app, that foster structured reflection and resolution of difficult experiences or interactions.