Frank Gerbode was a surgeon - a doctor who operates on people to fix medical problems. He was a special kind of surgeon because he was an expert in heart surgery. He studied a lot and worked very hard to learn and master the skill of operating on the heart. He used that knowledge to help people whose hearts were not working well. He was one of the best surgeons in the world because of his knowledge of heart surgery. He was a kind and caring doctor who saved many people's lives and improved many others.