Hack R. Chung, a former clinical assistant professor of psychiatry in the Perelman School of Medicine, died August 3, 2025. He was 88.

Born in Jeonju, South Korea, Dr. Chung graduated from Seoul National University with a bachelor of science in pharmacy and a master of public health. He then earned his MD from the Yonsei University College of Medicine. Dr. Chung immigrated to the United States in 1965 and began his medical career in Wilkes-Barre, Pennsylvania as an intern in emergency medicine. He later completed a residency in psychiatry and established a practice at the Northwestern Institute of Psychiatry. 

Dr. Chung was a physician for over 50 years. He was an instructor before being promoted to assistant clinical professor of psychiatry at Penn’s School of Medicine, now the Perelman School of Medicine, in 1979. He left the position in 1993.

He served as president of the Korean American Association of Greater Philadelphia and was a member of the Board of Trustees of Germantown Academy.

He is survived by his wife, Hanhee; his sons, Mike and John; his daughter-in-law, Mina Kim; his grandchildren, Eleanor and Jeremy; his stepchildren, Saehui Kim and Seung H. Kim (Eun Ju Lee); his step-grandchildren, Gabrielle Kim and Aden Kim; his siblings, Maya Yu (Doo Yul Yu), Won Ryang (Woon Sook); Cha Ryang (Shin Hee), Mun Ryang (Eun Ja), and Dae Ryang (Shin Joo); his former wife, Kyung Sun Chung; and many nieces and nephews.