The Purpose of Power: How We Come Together When We Fall Apart, written by Alicia Garza, is an essential guide to building transformative movements to address the challenges of our time, from one of the country’s leading organizers and a co-creator of Black Lives Matter.

“In a year when a long-overdue reckoning with racism is once again in the spotlight, Garza’s call to action . . . is urgent and critically necessary.”—Time