CHUNG, Jeffrey C. of Lexington, formerly of Broomall, PA, passed away unexpectedly on January 31, 2016, at the age of 56. Beloved husband of Kathleen. Devoted father of Cameron. Brother of Jacqueline (Steven Vargo), Jayson (the late Peggy Chung), James (Nancy Striniste), and Janice (Wayne Wylupski). Pre-deceased by his parents, An-min and Tsu-shan Mei Chung. Survived by several cherished nieces and nephews, and missed dearly by many friends. Jeff was a respected structural engineer, educated at Cornell University and the University of Washington; an avid softball player; a devout fan of Philadelphia team sports and hoagies; a mentor and Big Brother. Loved and honored as husband, father, and friend, Jeff led and inspired quietly through his good humor, gentleness, empathy, and nonjudgmental nature. A memorial service will be held at a later date. In lieu of flowers, donations in Jeffrey's memory may be made to Big Brothers Big Sisters of Massachusetts Bay.