This may involve recognizing that even if he sought out the experience, did nothing to stop it, or even enjoyed it, children are not suppose to be in charge of setting the limits in sexual encounters with older peers or adults. This may involve a more extensive look at his family of origin or other factors that made him more vulnerable to the abuse. Most are very isolated and alone and gravitate toward anyone who will give them some attention. He needs to have some understanding about the external factors that led to his abuse. This help dispel the internal belief that he did something to cause it or that he didn't do something to prevent it.
Methods Get a good sexual history using the four categories of sexual abuse.
Have him write the history and read material to you or in the group. Begin to make some connections between the events that have happened and some the his reactions in the present. Go over and over the information he provides and expand on it. Identify as many problems as possible that may be associated with the abuse while not making the victimization the cause for all his problems. Operate primarily in the cognitive realm with some attempts to move into emotional sphere.