David Sofge (56) passed away peacefully on August 5th, 2018. He was a truly remarkable man who lived an incredible life. He will be missed by his two children, Eva and Henry, his five siblings: Joe Sofge, Alysse Sofge, Jack Sofge, Janie Chaison, and Don Sofge, his nieces and nephews, aunts and uncles, and many friends. David had an immense passion for mathematics and served as a cryptomathmetician with the NSA for 19 years. His most recent occupation was teaching mathematics in Cincinnati Public Schools at Withrow High School. He was an inspiration to his children, students, and colleagues. David loved board games, leather working, and travel. The memorial service will be at 4:00 PM September 8th 2018, at Heritage Universalist Unitarian Church in Cincinnati, Ohio.