By Dr. Gail Saltz
By William Palmer
By Billy Moore
By Alistair Livingstone
By Helen Kennerley
By Alan Schwarz
By Pamela Myles-Hooton
By Mark Papworth
By Kathleen Nadeau
By Nikita Mikhailov, Georgi Yankov
By Anne Stewart, Caz Nahman, Joanna Adams
By Kennerley, Helen
By Daniel Fox
By Lynne Henderson
By Dr Melanie Fennell
By Ronald Giphart, Mark van Vugt
By Christian Jarrett
By James Kingsland
By S. Fernando
By Jennifer Wild
By Natasha Dow Schull
By Scott D. Wright, Pamela A. Smith, Amy Maida Wadsworth, William McMahon, Kristina Cottle
By Kevin Sabet
By R. D. Laing, Anthony S. David
By Professor Robert West
By Valerie Mason-John, Paramabandhu Groves
By Dennis Thombs (PhD, Department of Behavioral and Community Health, University of North Texas Health Science Center, Fort Worth), Cynthia J Osborn
By William R. Miller, Stephen Rollnick