Tim Stonor is an architect and urban planner specialising in the analysis and design of human behaviour patterns—the ways in which people move, interact and transact in buildings and urban places. He is recognised internationally for his work in the development of data-driven design techniques and their use in urban planning and architectural design projects from city masterplans to individual building interiors.

Stonor is the managing director of Space Syntax, an urban planning and design company—originally created at The Bartlett, University College London in 1989—with a mission to develop, apply and disseminate a science-based and human-focused approach to architectural design. He is a founding member and former director of The Academy of Urbanism, a visiting professor at The Bartlett School of Architecture, University College London, and a Harvard Loeb Fellow. He is also a former deputy chair and trustee at the UK Design Council, where he is now an ambassador. Stonor joined the advisory board of the Norman Foster Foundation in 2018.