August 2015 This month, we'll learn how robots learn to walk, why companies should stop ranking employees and creativity can’t be forced, and when to quit yakking: 1. Not an Introvert, Not an Extrovert? You May Be an Ambivert Ambidextrous? Amphibious? Have I got a personality trait for you! Elizabeth Bernstein explores the social and energy preferences that Goldilocks would appreciate: not too much, not too little.