Tunney Lee, professor emeritus of urban planning and former head of the MIT Department of Urban Studies and Planning (DUSP), passed away of complications from cancer treatment on July 2 in Boston. He was 88 years old. An architect by training, Lee was also an accomplished planner, historian, and community activist. At MIT, his research focused on the process of community-based design, with a particular interest in high-density urban settings. He led frequent collaborations between MIT students and Boston-area neighborhoods. His approach to urban planning and architecture emphasized how these…