He is currently on the Executive Committee of Liberal Arts Education in Washington and was appointed to the Board of Trustees of Humanities Washington by Governor Jay Inslee in 2014.
Dr. Powers is Past-President of the Society for Clinical Geropsychology and a member of Psychologists in Long Term Care. he served as the representative for both the American Psychological Association and Psychologists in Long Term Care to the National Coalition for Mental Health and Aging and was a founding member of the APA/ABA Assessment of Capacity in Older Adults Joint Working Group. He also served as the Aging Special Interest Group (SIG) Leader for the Association of Behavioral and Cognitive Therapy, and as the APA Liaison to the Commission on Law and Aging of the American Bar Association. Dr. Powers worked in part time private practice with Comprehensive Geriatric Services in Towson, Maryland from 1998 – 2002.
Before coming to Seattle University, he was a professor in the Psychology Department at Loyola University in Maryland from 1997 - 2009, serving as department chair 2003-09, and as president of the Epsilon of Maryland chapter of Phi Beta Kappa 2004-09.