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In observance of the 2024 holiday season, Sage offices will be closed Monday December 23rd through Wednesday January 1st. Normal operations, including shipping for orders placed during the closure, will resume on Thursday January 2nd. For technical support during this time, please visit our technical support page for assistance options. 

We wish you a wonderful holiday season. Thank you. 

Martin Sundel

Martin Sundel is the director of Clinical Services for Sun Family Care, a company
that provides care management and counseling to older adults. He was the Dulak
Professor of Social Work at the University of Texas at Arlington and also served on
the faculties of the University of Michigan, the University of Louisville, and Florida
International University. He holds a PhD in social work and psychology from the
University of Michigan and was a postdoctoral fellow at the Laboratory of
Community Psychiatry at Harvard Medical School. He is a Charter Clinical Fellow
of the Behavior Therapy and Research Society and has been recognized as a pioneer
in introducing behavior therapy in Latin America. He has published extensively on
the application of behavioral science knowledge to the helping professions. An avid
table tennis player, he has won three national championships and silver and bronze
medals in international tournaments.