Michael Mehaffy

Michael Mehaffy, Ph.D., is a development consultant, researcher, planner, designer, author, and president of Structura Naturalis Inc., his consultancy. He has held ten university appointments in eight countries in research and/or teaching, including most recently as Senior Researcher at the University of Notre Dame. He is a Fellow of the Congress for the New Urbanism and the Urban Guild.

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Article image for Busting the myth that alleys cost more Affordability

Busting the myth that alleys cost more

A careful apples-to-apples analysis shows that the classic urban pattern can actually cost less – but it mostly depends on the shape of the lots.
MICHAEL MEHAFFY, LAURENCE QAMARNOV. 14, 2025
Article image for Five takeaways from the 2018 World Urban Forum Sustainability

Five takeaways from the 2018 World Urban Forum

Implementing the New Urban Agenda will be hard work—public spaces, including streets, provide the tissue connecting people to the benefits of cities.
MICHAEL MEHAFFYMAR. 19, 2018