Gregory Boyle is an American Jesuit priest and the founder of Homeboy Industries in Los Angeles, the largest gang-intervention, rehabilitation, and re-entry program in the world. He has received the California Peace Prize and been inducted into the California Hall of Fame. In 2014, the White House named Boyle a Champion of Change. He received the University of Notre Dame's 2017 Laetare Medal, the oldest honor given to American Catholics. He is the acclaimed author of Tattoos on the Heart and Barking to the Choir. The Whole Language is his third book, and he will be donating all net proceeds to Homeboy Industries.