bob dylan in greenwich village, johnny cash at folsom prison, and miles vis in the boxing ring. but with his success, came excess. >> i've always liked cars, guns cars and guns have gotten me in trouble, cameras haven't. grew, so, too, did his reputation for being abrasive and difficult to work with. a situation made only worse by a growing cocaine addiction-- one that would lead to arrests and a gun conviction. >> i met jim later on in his career in 1998. so, he really wasn't doing a lot of hephotography. as living off of his photographs. i mean, he was, he was really well known at that point. he was selling in galleries. he did a lot of licensing. so he really didn't have to work anymo. and he was still doing a lot of cocaine. >>eporter: you actually quit the job twice and came back twice. > i did, i did. >> reporter: what made you come back both times ? >> i kept coming back because it was the photography. wu know, there this incredible photographer that took these amazinpieces of history. and i just thought it would be horrible if this was lost. >> reporter: but there was a

johnny cash talks about shooting i'm a woman writer and or folsom prison or something or she shot a man in reno just where i die in the shot delia the murder ballad is actually it really is a prominent feature in country music so it's a great example of another genre that does include violence in this in this. study they gave just the lyrics to a group of people and some of them are rap and some of them are country music i mean can explain what i guess so the 1st study and i say the 1st because it's been replicated in the last couple of years the 1st study was in 1909 a social psychologist named cary freed basically took some stock lyrics that was from a folk song actually and violent lyrics and just put them on a page stripped away any indication of who the artist was or what the john wrote was then she divided people into 2 groups and she gave one group those lyrics and said these lyrics came from a country song took the exact same lyrics and gave them to the other group and said these came from a rap song and measured their responses and what she found is that the group that believed