Marya Justine Hornbacher (born April 4, 1974) is an American author and freelance journalist. Her book Wasted: A Memoir of Anorexia and Bulimia, is a Pulitzer Prize nominated autobiographical account of her struggle with eating disorders, written when she was twenty-two. It has been translated into sixteen languages and sold over a million copies in the U.S. Her second book is the critically praised 2005 novel, The Center of Winter, which follows a family in the aftermath of a suicide. Her third book, published in April 2008, a memoir titled Madness: A Bipolar Life, chronicles the years following Wasted: A Memoir of Anorexia and Bulimia when she was diagnosed with bipolar disorder. Her fourth book, published in 2010, is the recovery handbook Sane: Mental Illness, Addiction, and the Twelve Steps written as a guide to working the Twelve Steps for people who suffer from both addiction and mental illness. Her fifth book, published in 2011, Waiting: A Nonbeliever's Higher Power, explores spirituality and what that can mean to someone recovering—from addiction, mental illness, or both—who does not believe in God.