Sherman graduated from the North Carolina School of the Performing Arts, University of North Carolina in 1974. He continued his studies at the Accademia Chigiana at Siena and at the Hochschule Mozarteum at Salzburg. In 1979 he moved to New York City where he studied with the best known teachers in New York including Daniel Ferro, Armen Boyajian, Shirlee Emmons and Leyna Gabriele. He then he furthered his studies as a bass baritone in Europe with Hans Hotter, Walter Berry, Simon Estes, Kim Borg, Licia Albanese and Geoffrey Parsons. He has won important competitions both in the United States and Europe. He has sung in numerous theatres and concert halls in North America and Europe, working with the most noted conductors and singers. A scholar in vocal research, he won a prestigious Fulbright Foundation prize in 1993 and 1994 in order to further his work in Italy. He now lives and works in Venice. He is much sought after at international conferences on singing and has published articles on the subject. His studio is an international "melting-pot" for singers, many of whom sing in major theatres worldwide.