His mother gripped his hand. “You lost some of that part, Eddie, in your accident. It’s not your fault.”

Later, he heard her on the phone saying to his sister, Corinne, “He lost that part of the brain that evolved to calculate the consequences of actions.” Corinne, a county prosecutor, called Eddie and their mother co-dependents. She must have said something dismissive to their mother. “I give him a haircut! Keep his spirits up,” Madeleine answered. “You c…