As a blogger and executive coach, James Clear spent years studying how to form and change habits. His research culminated in the book "Atomic Habits”, which has sold more than 15 million copies and been translated into over 50 languages. James speaks with Adam about changing our systems for achieving goals, building habits around identities as well as actions, and accumulating small wins that add up to big change. Transcripts for ReThinking are available at go.ted.com/RWAGscripts