This book has been fully revised with a new preface, bonus chapter, and afterword, including a radically candid performance review. Kim Scott, a former leader at Apple and Google, introduces the concept of Radical Candor, which advocates for being kind and clear simultaneously, without resorting to aggression or manipulation. The book provides guidance on caring personally, challenging directly, and fostering a culture of compassionate candor to achieve collaborative results and build cohesive teams. Radical Candor is essential reading for all career professionals seeking effective leadership practices.