Dr. O'Sullivan has been a member of the faculty since 1984 and has been teaching physical therapy since 1972.  She teaches the sequence of courses on Neurological Physical Therapy.  Content in these courses includes the foundation sciences of motor control, motor learning and motor development as well as neurological rehabilitation.  She is well prepared to teach in these areas.  Her doctoral degree was in Human Development with a specialization in psychomotor development and motor learning.  In addition her master's degree work in physical therapy included a concentration in neurological physical therapy and education.  She has taken numerous supplementary education courses.  She has extensive clinical experience in adult rehabilitation, both rehab and outpatient settings, and more recently in home health. She has also worked as a public health physical therapist with pediatric clients.

Dr. O’Sullivan has given numerous continuing education workshops on neurological management and therapeutic exercise.  She is an editor and co-author of a widely used textbook, Physical Rehabilitation: Assessment and Treatment, now in its 4th edition, and a companion Physical Rehabilitation Laboratory Manual: Focus on Functional Training. She has also co-authored the National Physical Therapy Examination Review and Study Guide as well as several articles. She has produced a series of instructional videotapes on Functional Training in Rehabilitation and Proprioceptive Neuromuscular Facilitation.  She is also a member of University Council on Teaching, Learning and Research as Scholarship, Executive Committee

Dr. O'Sullivan is active in the university community, serving on the Council on Teaching, Learning, and Research as Scholarship. In the community, she is a frequent  career day speaker on physical therapy.  She has served on the Professional Advisory Board of the VNA of Lowell and has been a mentor in the New Horizons program at Lowell High School