I'm a psychologist, coach and leadership consultant. I write about behaviour, change, leadership and the future.
Founder of Nudge Unit Greece
Author of Why Are We Yelling? — a book about the art of productive disagreement. I run 750words.com. Previously product at Patreon, Slack, Twitter, and Amazon.
Irrational Labs is a product design company that creates behavioral change for good.
Senior Data Scientist, @UPennIBI. #MachineLearning & #AI. Data tinkerer. Community leader for @DataIsBeautiful. #OpenScience advocate.
Public philosopher based in Rotterdam