She is also the Executive Director of Project Restore a project to help fund multiple sclerosis and transverse myelitis research initiatives. Ms. Costello is a past president of the International Organization of Multiple Sclerosis Nurses (IOMSN) and is currently a member of the Research Committee. Ms. Costello is the program chair for the Consortium of MS Centers (CMSC) MS Specialist Certification Project and is a member of the CMSC Board of Governors. She is the co-chair of the NMSS Maryland Chapter Clinical Advisory Committee. Ms Costello has written and lectured extensively on MS and MS care. Ms. Costello is a graduate of the University of Maryland BSN and Nurse Practitioner programs.