Quite honestly, this is a hard question to answer. If you really want one sentence to describe it, we would encourage you to read the International Drama / Theatre and Education Association’s (IDEA) Newsletter, it had a pretty great and simple definition:

Non-mainstream theatre and drama which includes community theatre, theatrical skills and games being applied in corporate settings, theatre applied in political and community organization, theatre being created with an educational goal.

If you’d like to know, we encourage you to read the following article!