Elizabeth (Beff) Mancini grew up in a suburb of Pittsburgh and graduated from Slippery Rock State College with a B.S. in Health Education. She then received certification in Biology from Glassboro University (now Rowan University) as well as a M.S. in Environmental Studies. She taught Biology and Environmental Studies at Cherry Hill High School East for her entire teaching career. She has also supervised student teachers through Rowan University.

Beff was introduced to POGIL in 2004 and began writing Biology POGIL activities that she used in her classroom until her retirement. She was involved with the HSPI project, writing and editing biology activities. She has facilitated several workshops per year over the last 15 yrs. She continues her involvement with the POGIL community by attending the PNM yearly, working with a team of teachers to rewrite, update and develop new Biology activities for the HSPI collection, and being part of the NCAPP committee.  Beff previously served on the Steering Committee. (2014-17).