Keith Johnstone

|birth_place = Brixham, England |death_date = |death_place = Calgary, Alberta, Canada |occupation = |years_active = 1956–2018 |known_for = Work in improvisational theatre |spouse = |children = 2 |education = St Luke's College Exeter |website = }} Donald Keith Johnstone (21 February 1933 – 11 March 2023) was a British-Canadian educator and theatre director. A pioneer of improvisational theatre, he was best known for inventing the ''Impro System'', part of which are the Theatresports. He was also an educator, playwright, actor and theatre director. Provided by Wikipedia