Sandego.net – George Parnham’s weekly phone routine includes relatives spread across generations: his brother, children and grandchildren. At 85, he keeps the list on a handwritten notepad beside the flip phone he uses from an easy chair in his ranch-style home. One name on that list reflects a relationship that began in one of the country’s most devastating criminal cases: Andrea Yates.

For 25 years, Yates has remained linked in the public mind to postpartum psychosis and the 2001 deaths of her five children. To Parnham, the attorney who represented her through two trials, she is not merely a former client.…