Dr. Aponte has a private practice in Philadelphia.
He has publications on family therapy, training and supervision in therapy, working with disadvantaged families, and spirituality in therapy.
He has lectured and conducted workshops throughout the United States, as well as in Canada, Latin America, Europe and Asia.
He received postgraduate training at the Menninger Clinic, and worked there in a variety of capacities, including as a supervisor and teacher. From Topeka, he came to Philadelphia to work at the Philadelphia Child Guidance Clinic of which he eventually became the director. For over 40 years he served as an adjunct at Drexel University in various capacities, eventually in the couple and family therapy program as clinical associate professor.
Dr. Aponte is a Fellow of the American Association of Marriage and Family Therapy, and a Board Certified Diplomate in Clinical Social Work.
Among other honors, he received the award for Distinguished Contribution to Family Therapy and Practice from the American Family Therapy Academy in 1992, and the award for Outstanding Contribution to the Field of Marriage and Family Therapy from the Association for Marriage and Family Therapy in 2001. He also received the I. Arthur Marshall Distinguished Alumnus Award from the Menninger Clinic in 1997.
Dr. Aponte received the Degree of Doctor of Humane Letters (honoris causa) from Drexel University in 2004, and the Degree of Doctor of Public Service (honoris causa) from the University of Maryland in 2006.