Shawn Achor

Shawn Achor, a researcher, author, and speaker on positive psychology, was a Harvard TA for Tal Ben-Shahar's "Happiness" course. In 2007, Achor founded GoodThinkInc. and co-founded the Institute for Applied Positive Research, offering positive psychology consulting for performance. His book, *Before Happiness* (2013), details Yale/UBS research (in *The Journal of Personality and Social Psychology*) showing stress mindset changes lead to physical changes. He launched an online class with the Oprah Winfrey Network in 2015, following *Super Soul Sunday* appearances.