 Complete the following phrase:  A major client was Richard Johnson architect, then with the Department of Housing and Construction, with whom Beal conceived and produced the opening exhibit in 1988 for the Powerhouse which was a 360o multi image cube titled Creativity and major Expo presentations; an eighty-projector show on five screens presenting The Australian way of life for the Australian Pavilions at Expo 82 Knoxville Tennessee; Expo 84 in New Orleans; Expo 85 Tsukuba; 