IN 1975, URBAN INFORMATION INTERPRETERS, INC. PUBLISHED THE BASE VOLUME OF THIS NATIONAL DIRECTORY SERVICE, DEVOTED TO IDENTIFYING AND DESCRIBING PRISON REFORM GROUPS (SEE NCJ-27787). THIS FIRST SUPPLEMENT IS, THEN, THE CONTINUATION OF THIS EFFORT TO OBTAIN AND DISTRIBUTE INFORMATION ABOUT GROUPS ENGAGED IN TRYING TO EFFECT CHANGE IN THE PRISON SYSTEM. THE DESCRIPTIONS OF GROUPS IN THIS SUPPLEMENT, AS IN THE BASE VOLUME, ARE BASED ON QUESTIONNAIRE RETURNS RECEIVED FROM THE GROUPS. THE ENTIRE RANGE OF TYPES OF GROUPS WHICH COMPRISE THE PRISON REFORM MOVEMENT ARE REPRESENTED - LEGAL, RELIGIOUS, PRISONER GROUPS, CORRECTIONAL ASSOCIATIONS, PRISON COALITIONS, PRESS, AND MANY OTHER LOCAL AND NATIONAL GROUPS WORKING ON PRISON ISSUES. A STATE-BY-STATE LISTING OF ORGANIZATIONAL PROFILES IS PROVIDED WHICH INCLUDE INFORMATION ON THE GOALS AND OBJECTIVES, PROGRAMS AND ACTIVITIES, AND ORGANIZATION OF THE GROUPS. OTHER FEATURES OF THIS VOLUME INCLUDE A COMPREHENSIVE LIST OF ORGANIZATIONS; AN ACTIVITY INDEX; A CUMULATIVE MAILING LIST OF PRISON REFORM GROUPS; AND SPECIAL LISTINGS OF PRISON PERIODICALS, LEGAL GROUPS, AND NATIONAL ORGANIZATIONS WORKING ON PRISON ISSUES. (AUTHOR ABSTRACT MODIFIED) (SNI ABSTRACT)