A production of the Educational Film Center and Christenson Associates ; writers, Louis Barbash, Patrick Prentice ; producer/director, Ira H. Klugerman
from WNET New York, Annenberg Media ; executive producer, Perry Miller Adato ; series producers, Tony Cash, Andrew Snell ; a production of WNET/Thirteen in association with TVS, ORF, and Television Espanola, S.A. ; Educational Broadcasting Corporation