Catherine Aponte, psychologist and author of \u201cA Marriage of Equals,\u201d explores and advises on INFIDELITY. Catherine did graduate work in Clinical Psychology at Duke University, and her husband, also a psychologist, served on the Department of Psychiatry faculty at UNC. Catherine Aponte, psychologist and author of \u201cA Marriage of Equals,\u201d explores and advises on INFIDELITY. Catherine did graduate work in Clinical Psychology at Duke University, and her husband, also a psychologist, served on the Department of Psychiatry faculty at UNC.