Rem Koolhaas is a renowned Dutch architect, urbanist, and theorist, co-founder of the Office for Metropolitan Architecture (OMA). Born in Rotterdam in 1944, Koolhaas gained international acclaim for his innovative and often unconventional approach to architecture and urban planning. He is known for iconic projects like the Seattle Central Library, CCTV Headquarters in Beijing, and the Casa da Música in Porto. Koolhaas's work often blends architectural design with socio-political critique, as evidenced in his influential book Delirious New York. He received the Pritzker Prize in 2000 for his significant contributions to architecture.