Goncalo Sitima

Fernando Fresquez

Marta Borges

Jami Hyttinen

Augusto Boal

Brazilian theatre practitioner and theorist who created Theatre of the Oppressed, a system of theatrical forms that use audience participation and improvisation to explore social and political issues. Boal's work, including Forum Theatre and Image Theatre, has influenced improvisational practice worldwide, particularly in applied improv and social justice contexts. His book Theatre of the Oppressed (1974) is one of the most influential texts in participatory theatre.