RAPIST PROFILE   In several well documented studies on rape basic characteristics of rapists in general have been identified These include  AGE  under age   under age  over  if sadistic type  SEX Usually male  RACE Mostly black  of rapists in prison are black crime tends to be intraracial rapists are usually unarmed  in   uses a knife or instrument  PHYSICAL  feet tall  pounds muscular build dark complexion  CLASS Most are from povertylower class backgrounds are products of unstable families and are abused or neglected  IQ Majority in normal range   EDUCATION Typically a high school graduate some college possible discipline problems likely most likely involving pornography interest  PEERS Mild to moderate social maladjustments but normally one of the boys tries to cultivate a reputation as a tough fighter but known as a punk and low life to many usually married divorced or lives with a women in that order but has demonstrated poor relations with women  WORK Most work reliably around women lack selfconfidence to improve self if sadistic takes better job More than half are unskilled laborers or unemployed  CRIMINAL HISTORY Most average  priors only  years served on each Most also have history of alcoholrelated charges  ARREST Frequently leaves clues with victim plays games with police difficult to get confession  DRUGALCOHOL Noted problems in this area  MENTAL Antisocial personality defines self as normal in every way except sexually  VEHICLE Older American cargotype van with sliding side door white or lightcolored No side windows