Kenneth S. Halpern; Urban Planner, Architect

Kenneth S. Halpern, 51, architect and urban planner. Under the auspices of AIDS Project Los Angeles, he redesigned the ABC studios in 1993, converting them into the Geffen Center, the largest free-standing AIDS service center in the nation. A native of Chicago, he was Manhattan’s chief urban planner and worked to preserve Times Square’s “super signs.” More recent, he served as director of real estate at Carnegie Hall, where he oversaw the expansion and preservation of the famed music hall. On Jan. 13 in New York of the complications of AIDS.