Authors: Jones, SC Worthen, BR

Citation: Sc. Jones et Br. Worthen, AEA members' opinions concerning evaluator certification, AM J EVAL, 20(3), 1999, pp. 495-506

Authors: Worthen, BR

Citation: Br. Worthen, Critical challenges confronting certification of evaluators, AM J EVAL, 20(3), 1999, pp. 533-555