Many activist movements today are leaning on an old protest method: the hunger strike. So why is this tactic seeing a resurgence, and what makes these demonstrations effective? On today's show, Sharman Apt Russell, author of several books including Hunger: An Unnatural History (Basic Books, 2006) and Within Our Grasp: Childhood Malnutrition Worldwide and the Revolution Taking Place to End It (Deckle Edge, 2021), discusses the history of hunger strikes and explains how they work.