Listen to Johnson, one of America's most potent architectural forces, talk with Obrist, curator and interviewer extraordinaire, and Koolhaas, architect of the global moment. But listen also to the background sounds provided by German artist Thomas Bayrle's application of Johnson's saying, "I take collective skeletons and insert the appropriate flesh," to book design by way of The New York Times.

"Rem Koolhaas was born in Rotterdam in 1944. In 1975 he founded the Office for Metropolitan Architecture (OMA), which has become one of todayis most renowned and radical architecture firms."

Hans-Ulrich Obrist was born in 1968 in Zurich, Switzerland. In 1993, he founded the Museum Robert Walser and began to run the Migrateurs program at the Musee d'Art Moderne de la Ville de Paris where he served as a Curator for contemporary art. He presently serves as the Co-Director of Exhibitions and Programs and Director of International Projects at the Serpentine Gallery, London.