Guam EHDI Evaluation Workgroup Meeting by Guam CEDDERS The Guam Early Hearing Detection & Intervention Evaluation Workgroup consisting of parent representatives, GEIS personnel, and Guam CEDDERS staff met on Tuesday, May 10 to develop an evaluation plan for the Early Hearing Detection and Intervention Informational System (EHDI-IS). Pictured starting from left, clockwise: Pat Mantanona, Guam Early Intervention System; Cathy Tydingco, GEIS & Early Childhood Special Education; Terry Naputi, Guam CEDDERS Research Associate; Dawn Guerrero, Guam CEDDERS Grant Assistant I; JJ Mendiola, Guam CEDDERS Data Coordinator; William Tejeresas, Parent Representative; Joyce Tejeresas, Parent Representative; and Elaine Eclavea, Consultant with Guam CEDDERS. Guam Early Hearing Detection & Intervention