“As more women 'lean in' and we collectively continue to fight sexism, there's another barrier to progress that hasn't been addressed: Many men who would like to see more women leaders are afraid to speak up about it.”

American popular science author and professor of organizational psychology

Adam M. Grant is an American popular science author and professor of organizational psychology at the Wharton School of the University of Pennsylvania. He is known for writing about work, motivation, and how people and organizations can improve performance and make better decisions. His writing draws on organizational psychology and is aimed at a broad audience, which has made him a familiar name in contemporary popular nonfiction.