An autobiography of a ground-breaking medical doctor. Dr. David A. Hamburg started as a medical student with interest in stress disorders, paying special attention to the propensity toward violence, including the evolution of human aggression. This lead him on a path to becoming one of the most highly celebrated doctors in America - he was a member of President Clinton's Committee of Advisors on Science and Technology and was awarded the Presidential Medal of Freedom (the highest civilian award of the United States). Most recently, he chaired committees at the United Nations and European Union on the prevention of genocide. This book will be inspirational for emerging scientists today.