professor coles, matt, thanks for joining us. >> pleasure to be with you. >> so it was penn, harvard and mit this time. why those particular universities? >> i have no idea really, other than perhaps those universities like most really good universities, model their code of conduct after the first amendment. and so they were looking for somebody who would give a first amendment answer to the question they were asked. >> so i want to get into that. but first, i just want to know, we heard, you know, calls for the genocide of jews being referred to in that hearing. a lot. was that happening a lot in those schools or maybe other schools recently? and if so, were they coming in the form of explicit language or phrases that are open to interpretation? >> you know, i don't really know the to answer that. i know that there have been you know, there have been chants that people have engaged in on college campuses that some people read as calls for genocide. and other people say they're not intended as calls for genocide, whether people explicitly called for it on any one of those three colle