machiavelli, napoleon, the 48 laws of power. code, you go all the way down as far as from all different cultures, they're all war manuals and philosophies. when i mean studying, that's exactly what i mean by studying. >> to become a better -- >> warrior, yeah. to be a shotgun or whatever you want to call them you know what i mean. yeah, to be better at my job, which would be, i guess you could say, prison criminal. >> knighton's education would come in handy when a power shift in his gang put him on the wrong side of the new regime. and the predator had become prey. >> now i find out i'm on the list. that's a death sentence. my heart broke. i'll be honest with you. i was like you've got to be [ bleep ] me. spotless career and i'm on the list? yeah, they put you on the hat. i'm not going nowhere, stubborn, you know what i mean? so, it was on. i'll be honest with you, that was -- if i sat here and tell you that i wasn't, you know, scared, "a," terrified. i got hit, sliced. well, it was two. the other one healed up better. sliced m