[1] That organization was awarded two Special Tony Awards (both of which were presented to Caro); largely resulting from Caro's work creating the American Theatre Society National Subscription Program (ATSNSP), the American Theatre Guild Repertory Company, and establishing a Theatre Guild anthology play series for television, The United States Steel Hour.
[3] The ATSNSP toured Broadway productions to 21 cities throughout North America with a subscription base.
[1] Caro was one of the American delegates and charter signers for the establishment of the United Nations's International Theatre Institute in 1948.
[4] He was a member of the advisory committee for the establishment of the John F. Kennedy Center for the Performing Arts.
[1][3] In collaboration with John Shubert and Broadway producer Richard Aldrich, he played an instrumental leadership role in designing and establishing the American National Theater and Academy's e "Forty Theatre Circuit Plan" in 1955; a plan designed to bring high quality American plays with critically established performers to regional theaters throughout the United States.