Joseph Renzulli is an American educational psychologist. He developed the three-ring model of giftedness, which promoted a broadened conception of giftedness. He also developed the "Schoolwide Enrichment Model" for developing...

Don Ambrose is a Professor of Graduate Education at Rider University in NJ, editor of the refereed journal "Roeper Review", past chair of the Conceptual Foundations Division of the National Association for Gifted Children. Initiates and...