Lynn holds two Masters degrees in counseling and psychology and is lovingly called the "female Dr. Phil" by her clients and friends. A well-known and busy family therapist, Lynn has taught parenting; trained family therapists; served as an associate professor at Sonoma State University in California; traveled the United States and Canada to present workshops for parents, teachers, and therapists; and founded and directed The Family Education Centers of Sonoma County. She is a Diplomate in her professional organization, the North American Society of Adlerian Psychology (NASAP), the highest honor of achievement.

Lynn's self-help books include three in the "Positive Discipline" series, Do-It-Yourself Therapy, Chores without Wars, and Seven Steps on the Writer's Path with novelist Nancy Pickard. She is also the coauthor of Madame Dora's Fortune-Telling Cards. Lynn is as comfortable on a radio or TV talk show as she is skiiing down the black diamond runs in the winter. She is the mother of two and stepmother of two, living with her husband, Hal, and canine kid, Magic, in California and Florida.

Jane earned her doctorate degree in educational psychology from the University of San Francisco. She is a prolific writer with eighteen books in print, and more on the way. Her best known books include Positive Discipline: Raising Self-Reliant Children in a Self-Indulgent World, Positive Discipline A-Z, Positive Discipline: The First Three Years, Positive Discipline for Preschoolers, and Positive Discipline for Teenagers. Her books have sold almost two million copies and have been translated into more than a dozen languages. Jane is an internationally known speaker who travels the globe to present keynotes and workshops in the United States, Japan, Columbia, Germany, Holland, Singapore, Belgium, and Australia. She has been a guest on numerous television talk shows and radio shows and has been interviewed and quoted extensively in newspapers and magazines. She founded Empowering People Books, Tapes and Videos (the Positive Discipline Web site) and Positive Discipline Associates' training program. Jane is also a Diplomate in Adlerian Psychology.

The mother of seven children and grandmother to eighteen grandchildren, when she's not on a plane going to deliver a lecture, Jane resides with her husband, Barry, in Salt Lake City and San Clemente, California. She is a dog lover and former dog parent who now travels too extensively to have a respectful relationship with a dog.

Therry Jay has been working professionally with animals and the people who own them since 1971, starting as an in-home animal behaviorist, then moving on to founding and instructing at the Chaparral K-9 School and Intern Program for Trainers/Behavior Consultants in California. She has worked as a breeder, showed dogs, did police K-9 training, and boarded  and trained dogs. She currently works full-time training horses. Therry is known for her passionate, intense, and thought-provoking work. For years, her greatest mission in life was to inform and educate dog owners to understand and communicate with their pets.

Therry is a member of the Association for Pet Dog Trainers, a professional organization of individual trainer/behavior consultants with members throughout the United States and the world, dedicated to education and training pet dogs and owners. She is also involved in rescuing and re-homing abandoned, unwanted, and homeless pets and works closely with local rescue groups. She was affiliated with the Cotati Small Animal Hospital for years, where she oversaw the fifteen-kennel boarding facility.