John Trelawney Hoal, PhD

John Trelawney Hoal, PhD, is a professor of architecture and urban design. Hoal was the chair of Urban Design from 2007 to 2019, directing the master of urban design program. He was the founding director of the doctor of sustainable urbanism degree, serving from 2015 to 2019, and is currently a faculty fellow at the university's Institute for Public Health.

Hoal’s teaching and research are focused on the practice of urban design as activism; research through evidence-based practice; morphology and metabolism of the contemporary city; theory and practice of public space design, activation, and livability; and sustainable urbanism for the development of healthy, equitable, and ecological-based cities.

Before joining Washington University in St. Louis, Hoal cofounded St. Louis's first urban design department and was the director of urban design for 7 years. In 2000, he founded the design and research firm H3 Studio Inc., a national and international planning, design, and research firm with offices in St. Louis, Missouri, and Johannesburg, South Africa.

Hoal lectures nationally and internationally on the design and development of sustainable and livable cities.