Jamie Oliver, The Naked Chef, was born on May 27, 1975. He is an English chef well-known for his television shows in the UK and, lately, in the United States. He is now known worldwide for his campaign against processed foods in government-owned high schools. More than that, he wants to change the unhealthy diet of most children and teenagers in Western countries. He also advocates family cooking as a means of encouraging families to eat healthier meals.