Dr. Barber has a clinical practice with specialization in the soul care and mental health of Christian workers. She teaches courses in spiritual formation, soul care, missions, maturity, and marital relationships. She has particular interest in spiritual formation and supervision of students in spiritual direction and mentoring. She has worked with her husband as a missionary in Bible translation and counseling ministries for 24 years. In addition to being a licensed clinical psychologist, she has background and training in spiritual direction.