Murder and Mental Illness: “Dr. Gilmer and Mr. Hyde”

This American Life recently ran a riveting story about a beloved family doctor who bruttally murdered his father. Here is an introduction to the story: 

Dr. Benjamin Gilmer . . . gets a job at a rural clinic. He finds out he’s replaced someone — also named Dr. Gilmer . . .  — who went to prison after killing his own father. But the more Benjamin’s patients talk about the other Dr. Gilmer, the more confused he becomes. Everyone loved the old Dr. Gilmer. So Benjamin starts digging around, trying to understand how a good man can seemingly turn bad.