Helen Prejean her best-selling book, "Dead Man Walking" (1993), based on her experiences with two convicts on Death Row for whom she served as spiritual adviser before their executions. In her book, she explored the effects of the death penalty on everyone involved. The book was adapted as a 1995 film of the same name, starring Susan Sarandon and Sean Penn. It was also adapted as an opera, first produced in 2000 by the San Francisco Opera. Helen Prejean was born in Baton Rouge, Louisiana, the daughter of Augusta Mae (née Bourg; 1911–1993), a nurse, and Louis Sebastian Prejean (1893–1974), a lawyer.
Elmo Patrick Sonnier Eddie Sonnier was sentenced to life in prison without the possibility of parole because he was a minor at the time of the crime. While on death row at Louisiana State Prison, Elmo Sonnier was contacted by an outreach effort setting up communication with inmates on Death Row. Sister Helen Prejean, a Catholic nun, was assigned to him. After they started a correspondence, she began to visit him and became his spiritual adviser. He was the first of many death row inmates whom she counseled. Sr. Prejean subsequently became a nationally prominent anti-death penalty activist. Sister Helen Prejean later said