KEITH JOHNSTONE is one of the few internationally recognized authorities in the field of improvisation, great chunks of which he created, including improvisation forms that include Theatresports™, Micetro Impro© (or Maestro Impro), Gorilla Theatre™, and The Life Game©.

Theatresports™ is known worldwide, and London's Improbable Theatre Co. (directed by Phelim McDermott) recently toured Great Britain with the Life Game to excellent reviews. His books Impro, and Impro For Storytellers, have been translated into many languages. Keith leads master classes in improvisation for a variety of groups from Stage Performers, to Clinic Clowns, to Psychotherapists.

Since November 1998 Keith has held workshops in San Francisco, Brisbane, Sydney, Seattle, Vienna, Denmark, Germany, Sweden, London, Hong Kong, Austin (Texas), and Tokyo.

He founded the Theatre Machine improvisation group, the International Theatresports™ Institute, and was the Co-founder of Calgary's Loose Moose Theatre.