By Kevin Teasdale
By Elizabeth M. Horne
By George Castledine, McFarlane of Llandaff, Baroness
By Elaine Ewing Fess, etc.
By Lorraine Williams Pedretti, Mary Beth Early
By Jane Case-Smith
By Margo McCaffery, Chris Pasero
By J. W. Eveson, C.M. Scully
By Anne Roberts, A. Bersterman
By Linda Skidmore-Roth
By Peter Tetsch, Wilfried Wagner, R. P. Shellis, C. Shellis
By J.Ralph Grundy, John Glyn Jones, John Glyn Jones (Department of Restorative Dentistry, University of Leeds)
By Larry J. Peterson, Edward Ellis III, James Hupp, Myron Tucker, Penny Rudolph
By Simon J. Wheeler
By Bradford P. Smith
By J.C. Davenport, R. M. Basker, J.R. Heath, J.P. Ralph
By Helene Lohman, etc., Rene Padilla, Sue Byers-Connon (Instructor, Occupational Therapy Assistant Program, Mt Hood Community College, Gresham, Oregon, USA)
By Robert Rapp, G.B. Winter
By C.M. Scully, Richard Welbury
By Zeb L. Burrell, Lenette Owens Burrell
By Kathleen Deska Pagana, Timothy J. Pagana
By Barbara C. Long, W.J. Phipps, V.L. Cassmeyer
By Rod R. Seeley, Trent D. Stephens, Philip Tate
By Adam D. Timmis, Simon W. Davies
By Bruce M. Koeppen, B.A. Stanton
By R.B. Belshe
By Roderick A. Cawson, J. W. Eveson, W.H. Binnie, William H Binnie
By Rosalyn Kutcher, Everett M. Lautin
By Veronica Peterson