Programs to train and educate criminal justice personnel about AIDS should rest on staff participation in the development of materials and should be offered frequently. Training should also be mandatory and with knowledgeable trainers using videotapes or slide presentations. The training should also focus on the needs of criminal justice and law enforcement personnel, should provide a balance between caution and reassurance, and should include the use of criminal justice personnel as educators in the community. Training programs for offenders should use live training or videotapes and should include individual counseling for offenders seeking antibody testing or those tested under a mandatory program. Training should also be given prior to release. Inmate newspapers can be a useful way to disseminate information concentrating on avoiding sexual and needle-sharing practices that could result in HIV infection. Jails as well as prisons should conduct inmate training. Notes and discussion of HIV and its transmission.