Roger Deakin was an English writer and celebrated environmentalist. Waterlog, the only book he published in his lifetime, became a UK bestseller, and founded the wild swimming movement. He also authored two other acclaimed works of nonfiction: Wildwood: A Journey Through Trees and Notes From Walnut Tree Farm. Deakin lived in Suffolk, England, and died there in 2006.

A Mother Jones' Best Book of the Year

"A beautiful ode to the act of swimming outdoors. . . . Deakin's insistence on wild swimming for all is really an insistence on a better ecosystem for all." --The Atlantic