Notes on contributor
Joe L. Frost is Parker Centennial Professor Emeritus, University of Texas, Austin, Texas, USA. He specializes in child development, play, and play environments. Over the past four decades while professor and administrator at the University of Texas, he directed a research program in these fields. He was President of the Association for Childhood Education International and the International Play Association, USA. His latest book is titled A History of Children's Play and Play Environments.