Libby, M.Ed., CPSI, is playground coordinator with the Town of Billerica, MA. She is the author of Hey! Let’s Play, a book on playground safety. She is a CPSI with AMARA; owner of P.S. Play Safe, which provides safety education to supervisors and kids; is a S.A.F.E. certified educator and member of Massachusetts Park & Recreation Association, NE Park and Recreation Association and International Playground Contractors Association. She is also a Forest & Park Supervisor with MA State Parks, OSHA 10-hour certified and an FA/CPR instructor.