Rem Koolhaas is a Dutch architect, urbanist, and Professor of Architecture and Urban Design at the Graduate School of Design at Harvard University. Koolhaas studied at the Architectural Association School of Architecture in London and Cornell University. Koolhaas is a founder of OMA, an architectural firm based in Rotterdam. Koolhaas is known as an agent of Deconstructivism and author of Delirious New York: A Retroactive Manifesto for Manhattan, an analysis of New York's architectural history and development.