Everyone who believed in that kind of thing and even some people who didn't at first said that one of the longtime professors that got that theater program off the ground was the one who hung out in the catwalks and grid. You'd hear noises in there every now and then, footsteps, creaks, just stuff that shouldn't be going on in an empty building. A couple times I had my shirt tugged on. Pretty innocuous, really.
Another guy got a chair thrown at him in the shop but I wasn't there to see it so I had to take his word for it.