Described in the paper by F. Hertlein, D. Konopasek, and S. Stile are the planning, implementation, and evaluation of a 3-day workshop to train professionals and paraprofessionals about mental retardation. An overview of workshop content (including sessions on normalization and behavior management) is given, and considerations in planning, delivery, and workshop evaluation are reviewed. Provided are workshop evaluation data, sample needs assessment forms, and excerpts from the participants' manual and from the criterion-referenced test used at the workshop. (CL)