WORCESTER - Dr. Daniel Gellar of the Massachusetts General Hospital will speak on the topic of "Biology of OCD: PANDAS and Other Causes" at the UMass Worcester Lecture series of the International OCD Foundation. The presentation will take place from 6:00 - 7:00 p.m. in the Lazare Auditorium at UMass Mecial School, 55 Lake Avenue North. It will be followed by two support groups from 7:00 - 8:30 p.m., one for those with OCD or a related disorder and the other for family and loved ones. Please contact Carla Kenney for more information at Carla@ocd-therapy.net or 781-775-1127. Adults and older teens only.