Clinical psychologists, social workers, counselors, psychiatric nurses, and psychiatrists. May serve as a supplemental text in graduate-level courses.

Martha Sweezy, PhD, is Assistant Professor in Psychiatry at Harvard Medical School, part-time; Research, Training, and Curriculum Consultant at the Center for Mindfulness and Compassion, Cambridge Health Alliance; and a psychotherapist in private practice. She teaches Internal Family Systems (IFS) therapy nationally and internationally, and has authored, coauthored, or coedited several books on various applications of IFS.