By G. Williamson McDiarmid, Yong Zhao (University of Oregon University of Oregon University of Oregon University of Oregon, USA)
By Michael Levin, Charan Langton
By Scholastic
By Tim Bartlett, Jackie Beere, MBA OBE
By Drew Povey
By GRAY L
By Janice Wearmouth, Ted Glynn, Robin C. Richmond, Mere Berryman
By William Yule, Anne Gold
By Frank Smith
By Kathleen M. Cox, Martin Desforges
By Bob Smale, Julie Fowlie
By Graham Gibbs, Sue Habeshaw
By Robert Laslett, Colin Smith
By Robin Pittman, John Shirley
By Murgatroyd
By Stephen Gorard (University of Durham, UK), Beng See (University of Glasgow
By David Clegg, Shirley Billington
By Don Bosco Medien Verlag, Rosemarie Portmann, Elisabeth Schneid
By Maurice Craft, etc.
By Fiona Carnie (Education Consultant, UK)
By Tom Bourner, Joyce Barlow
By Liam Gearon
By Jon Davison, John Moss
By Jennifer Smith
By Carter G Woodson
By Jonathan Smith
By Jean Hull
By Fran Hill, Lynne Parsons
By Cowne