Sonja Lyubomirsky, Margaret Burnham, Edward Smith

Happiness expert Sonja Lyubomirsky, a distinguished professor of psychology at University of California, Riverside, and Harry Reis, a dean's professor at the University of Rochester ("How to Feel Loved: The Five Mindsets That Get You More of What Matters Most"); American lawyer and founder of the Civil Rights and Restorative Justice Project Margaret Burnham and Edward Smith, whose father Tommy Lee Walker was recently declared innocent 70 years after his execution in Dallas.