Lorna Marshall teaches physical acting at the Royal Academy of Dramatic Art in London,
and works internationally as a director and performance consultant in opera, circus and theatre. Her previous books include The Body Speaks and An Actor Adrift (also with Yoshi Oida).
a Japanese actor and director, has worked mainly in the West as a member of Peter Brook's theatre company in Paris where he became a leading member and trainer. His books include An Actor Adrift and The Invisible Actor.