Theatre Trivia Tweet: I.A.T.S.E. This!

The union label.

What does I.A.T.S.E. stand for in the theatre?

	Select Reveal Answer
Those are the initials of what is the oldest union in the theatre that is still in existence. I.A.T.S.E. stands for the International Alliance of Theatrical Stage Employees. It was founded in 1893. By the way the full name is the International Alliance of Theatrical Stage Employees, Moving Picture Technicians, Artists and Allied Crafts of the United States, Its Territories and Canada.