Founder/Former Director of Actors Movement Studio, Inc., as of 2001. Assc. Professor at the Mason Gross School of the Arts, Rutgers University, where he is Head of Movement Training for the acting program. He taught movement at HB Studio in New York for 11 years and served as a visiting faculty member for the Juilliard School in 1985.

Mr. Williamson taught speech at the University of Georgia while he completed as MFA in scenery and lighting design. He was assistant to Alice Hermes in speech at HB Studio. He trained in acting under Sanford Meisner and Harold Clurman, and he specialized in movement work with Anna Sokolow joining her company The Players Project in 1973. He is the artistic director of Masque Ensemble Inc., a theater group specializing in performances involving music, poetry, mime and movement.

Mr. Williamson also served as actor's coach and choreographer for Andrei Koncholovsky's film Maria's Lovers with Nastassja Kinshy, John Savage, Robert Mitchum and Keith Caradine and Amos Poe's Alphabet City with Vincent Spano and Zohra Lampert. For stage he has served as actor's coach and as choreographer for Harold Scott's production of Saint Hoan, On the Razzle, Importance of Being Earnest; for John Bettenbender's production of As You Like It, Marathon 33, The Three Sisters, Romeo and Juliet; Bill Esper's productions of She Stoops to Conquor and Hamlet; and for Michael Langham's production of The Beggar's Opera.

Read Loyd's interview with "The Soul of the American Actor"