An urgent examination of self-silencing culture and the toxic impact of groupthink, by the author of Divergent Mind and founder of The Neurodiversity Project. Nerenberg empowers readers with tools to understand the mind and navigate an increasingly polarized world, from campuses and workplaces, to the media and beyond. Connected across geography and culture via the internet, the world is both a vast, limitless landscape and an ever-shrinking echo chamber. Communication, especially discourse over free speech, is becoming increasingly divisive;one person’s right to speak has come into conflict with those seeking to prevent harm. Our tolerance for differing opinions is also narrowing. A “wrong” remark or comment, no matter how seemingly innocent, can result in banishment, and contradictory ideas spark hysteria and backlash—what is referred to as “cancel culture.” This polarization affects everyone of us—among friends and families, workplaces and communities—and threatens the fabric of soc