during that five-year period we interviewed two former presidents of kent state university, michael schwartz and carol cartwright. also interviewed several citizens of the kent community whose voices really had not been heard, they had not been interviewed that much either. and a member students who eventually became president of b.u.s. after may 4, i think around 1971 and also two members of the ohio national guard as well. we also wanted to have a wider time frame, and by what i mean by that is this. a lot of times when people look at may 4 they focus specifically on may 4 or just the four days i gave you. we wanted to broaden the perspective a bit and look at some of the precursors, i didn't actually put it on here. but two of the big precursors were the b.u.s. walkout in 1968 and the takeover of speech in 1969. we actively sought and got a couple of interviews that talked about those events. as far as the aftermath, we also wanted to look for narraters who could discuss some of these issues mentioned here. legal cases like the kent 25 which greg will talk about in a few minutes, the crou