STEVEN J. STEIN is a clinical psychologist and founder and CEO of Multi-Health Systems Inc. He is coauthor, with Howard Book, of The EQ Edge.
HOWARD E. BOOK is an organizational consultant and psychiatrist. He is an associate professor in the department of psychiatry at the University of Toronto.
KORREL KANOY is professor emeritus of psychology at William Peace University and an educational consultant.
The book is sponsored by Multi-Health Systems (MHS), which has been publishing psychological assessments for 30 years.