1. P. L. Holborow is a post-graduate researcher at the University of Queensland, Australia. She received her MSc in physiology from St. Andrews, Scotland.
2. P. S. Berry is head of the Dept. of Pedagogics and Scientific Studies in Education at the James Cook University, Townsville, Queensland, Australia. He received his doctorate in Educational Psychology from the University of Manchester, England. Address: P. S. Berry, PhD, The Fred and Eleanor Schonell Education Research Centre, University of Queensland, St. Lucia, Queensland, Australia 4067.