Penny Simkin, P.T., is a physical therapist, childbirth educator, doula, and birth counsellor. She is nationally recognised as a premier authority on childbirth, having helped 9,000 expecting women and birth partners in childbirth and attended hundreds of couples though the birth process.

Simkin is a prolific author and serves on more than ten different consultant and editorial boards. She has written myriad books, journal and magazine articles.

In addition to providing childbirth education, birth counselling, and labour support, Simkin travels extensively throughout the country, lecturing and presenting at conferences and workshops.

Ann Keppler, a registered nurse, parish nurse, and lactation specialist, has taught childbirth classes and new parent classes since 1975.

Janet Whalley, a registered nurse and lactation consultant, has been a childbirth educator since 1975.