Dudley Riggs (born 1932) is an improvisational comedian who created the Instant Theater Company in New York, which [in 1958] moved to Minneapolis to become the Brave New Workshop (BNW) comedy troupe. […] They were originally at a site called “Dudley Riggs Café Espresso” on East Hennepin Avenue, where Riggs operated the first espresso machine in the state. […] Riggs opened the Experimental Theater Company (E.T.C.) in the Seven Corners area of Minneapolis, next to the University of Minnesota, in the early 1970s. This theater provided a wider range of material including comedy, variety shows, and specialty acts.