Board of Directors



David A. Miller

David A. Miller is Senior Director of Development and Alumni RelationsInstitutional Advancement, Temple University, Office of the Dean, College of Health Professions and Social Work.  He has created an innovative development fund that supports research in the school and has raised more than $2.5 million. He has a Masters of Arts from Villanova University in counseling and has completed several professional development programs in fundraising.


Oscar P. Vance, Jr.
Vice Chair

Oscar Vance, Jr. serves as the Founder & President of Vance Community Partners and President of Vance Investigations & Corporate Solutions. He has over 48 years of experience in security and criminal justice investigations, with national and international affiliations. He retired in 2012 from his former position as Chief Detective for the Montgomery County District Attorney's Office. Mr. Vance has Master of Science degree in Criminal Justice Administration from West Chester University and is a graduate of the FBI National Academy 177th class.


David C. Weston

David Weston is active in PASSi's local community, as President of Board for Oak Lane Community Action Association since 2009. He oversees 15 board members and 8 committees that serve the quality of life needs of those living in the East Oak Lane community. Mr. Weston is a Certified Veterinary Technician and attended Purdue University. 


Pearl Lee

Pearl Lee serves as Vice President/Investments in Philadelphia at Janney Montgomery Scott LLC.  She has been in the financial services industry since 1987 with 19 year tenure at Dean Witter Reynolds and Morgan Stanley. She has completed the Janney Retirement Income Planning Program in conjunction with The Wharton School of Business at The University of Pennsylvania. Ms. Lee is a member of the Board of Directors of the Asian American Women’s Coalition, a multi-cultural group dedicated to the concerns of all Asian American Women.  Pearl holds a B.F.A. from the University of the Arts.

Jimmy C. Chong, Esq.


Jimmy C. Chong, Esq., Owner and Attorney for the Chong Law Firm located in Philadelphia, PA, Lansdale, PA and Wilmington, DE, has a J.D. from Widener University School of Law. He has earned the honors of being rated/selected by organizations such as Superlawyers, The National Trial Lawyers and National Association of Distinguished Counsel. He remains active in the area’s Korean community as a member or former member of several Korean American Associations and previously taught English as a Second Language to Korean children.


Brian M. Duke, MHA MBE



Brian M. Duke, Former Secretary of Aging for the Commonwealth of Pennsylvania, has a wealth of experience in the field of Aging. Duke holds a Masters in Health Administration from George Washington University and a Masters in Bioethics from the University of Pennsylvania. He also held leadership roles as the Director of the Bucks County Area Agency on Aging and as consultant for the U.S. Administration on Aging. Duke currently holds the position of System Director of Senior Services at Main Line Health.


Grace Wu Kong



Grace Wu Kong, Director of the Chinese Community Unit of Voorhees Care & Rehabilitation Center located in New Jersey, has a Bachelor of Science degree in Business Administration from Gwynedd-Mercy University. She is the Founder and Former President of the Chinese American Women's Sisterhood Society of Philadelphia. Kong has over 30 years of experience working in the nonprofit, healthcare, and insurance industry assisting Asian immigrants and seniors. She volunteers and served on the Boards of many Asian American organizations with collaboration and partnership in the diverse communities.


Rosemary Leyland

Rosemary Leyland has had a distinguished career at the American Red Cross Blood Services in developing and managing all facets of biomedical services growth in blood donor recruitment and volunteer development in the Penn-Jersey Region. Ms. Leyland was recognized by peers and management for contributor excellence, and has received career advancement opportunities throughout her 41 year career with the American Red Cross.



Patricia Modafferi



Patricia Modafferi, Vice President Health Care Services of Einstein Medical Center Montgomery in East Norriton, PA, has a Masters of Health Science in Ethics from Saint Joseph’s University and Bachelor of Health Science in Business from Gwynedd Mercy University. Ms. Modafferi has 20 years of progressive leadership experience in medical centers. She remains actively involved in the community through professional membership on the Respiratory Care Advisory Board of Gwynedd Mercy College, church ministry, and various community service projects.


Thoai Nguyen



Thoai Nguyen is the CEO of SEAMAAC, Inc. and has more than 25 years of experience in organizing and community development projects across the United States and communities in Africa, Southeast Asia and Eastern Europe. Nguyen is a current Commissioner for several Mayors’ Commissions, including the Commission on Asian American Affairs and the Mayor’s Commission on Aging.



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