Ernest Hemingway, one of America's greatest writers, was raised in Oak Park. After graduation from Oak Park-River Forest High School, he worked as a reporter for a short time before volunteering as an ambulance driver in World War I. He used his experiences there and as a reporter during the civil war in Spain as the background for some of his work. He won the Nobel Prize in 1954 for The Old Man and the Sea. Learn more about Ernest Hemingway .