 Rem Koolhaas is renown as one of the founders of the Office for Metropolitan Architecture (OMA) in 1975, and author of Delirious New York (1978) and S,M,L,XL (1995).
<clarity>  Rem Koolhaas is renown as one of the founders of the Office for Metropolitan Architecture (OMA) in 1975, and author of Delirious New York (1978) and S,M,L,XL (1995).
 Rem Koolhaas is renown as one of the founders of the (OMA) in 1975, and author of Delirious New York (1978) and S,M,L,XL (1995).