We’ve all done dumb stuff in our lives. We all have regrets. Yet none of us plans to mess up our lives. Why, then, does it keep happening? Life doesn’t have

Easily understood answers for dozens of everyday mysteries.

“An intense snapshot of the chain reaction caused by pulling a trigger.” —Booklist (starred review) “Astonishing.” —Kirkus Reviews (starred review)

From the creator of the popular website Ask a Manager and New York’s work-advice columnist comes a witty, practical guide to 200 difficult professional conver

A New York Times Book Review Notable Book of the Year • A New York Times Book Review Editors' Choice • Winner of the Alex Award and the Massachusetts Book A