Marianne Schneider Corey is a licensed marriage and family therapist in California and is a National Certified Counselor. She received her master's degree in marriage, family, and child counseling from Chapman College. She is a Fellow of the Association for Specialists in Group Work and was the recipient of this organization's Eminent Career Award in 2001. She received the Lifetime Achievement Award from the American Mental Health Counselors Association in 2011. She also holds memberships in the American Counseling Association, the Association for Specialists in Group Work, the Association for Counselor Education and Supervision, the Association for Multicultural Counseling and Development, and the American Mental Health Counselors Association. She is the co-author of several counseling textbooks, and has made educational DVD programs on various aspects of counseling practice. Marianne has been involved in leading groups for different populations, providing training and supervision workshops in group process, facilitating self-exploration groups for graduate students in counseling, and co-facilitating training groups for group counselors and weeklong residential workshops in personal growth. With her husband, Jerry Corey, she has given many presentations at professional conferences and has conducted training workshops, continuing education seminars, and personal growth groups in the United States, Germany, Ireland, Belgium, Mexico, Hong Kong, China, and Korea.
Patrick Callanan is a licensed marriage and family therapist in private practice in Santa Ana, California, and a National Certified Counselor. In his private practice he works with individuals, couples, and families. Patrick is on the part-time faculty of the Human Services Program at California State University at Fullerton, where he regularly teaches the internship course. He also offers his time each year to the university to assist in training and supervising group leaders, and co-teaches an undergraduate course in ethical and professional issues.