Contact Department of Biology Main Office The Department of Biology is located in the Papadakis Integrated Sciences Center at 33rd and Chestnut Streets. For faculty specific information, please view the directory. Constantine Papadakis Integrated Sciences Building (PISB) 3245 Chestnut Street Philadelphia, PA 19104 Phone: 215.895.2788 Fax: 215.895.1273 biology@drexel.edu Department Leadership Ryan Petrie, PhD Interim Department Head, Associate Professor Phone: 215.895.1476 | Office: PISB 419 Email: rjp336@drexel.edu Laura Duwel, PhD Assistant Department Head, Teaching Professor Phone: 215.895.2636 | Office: PISB 219 Email: l.duwel@drexel.edu Ryan Petrie, PhD Director of the Biology Graduate Program, Associate Professor Phone: 215.895.1476 | Office: PISB 401.m1 Email: rjp336@drexel.edu Administration Caitlyn Jencarelli Assistant Director of Teaching Laboratories Phone: (pending) | Office: PISB 205 Prep Lab Email: ctj37@drexel.edu Brenda Jones Department Administrator Phone: 215.895.2788 | Office: PISB 123.03 Email: joneswbg@drexel.edu Bri Harlan Administrative Coordinator Phone: 215.895.2624 Email: bh872@drexel.edu Matthew McDonald Director of Laboratory Services Phone: 215.895.1457 | Office: PISB 205.01 Email: mtm35@drexel.edu Kathleen Pelusi Program Manager (Graduate Adviser) Phone: 215.895.6374 | Office: PISB 123.05 Email: kp475@drexel.edu Ashley Szyper Lab Technician Phone: (pending) | Lab: PISB 205 Prep Lab Email: as3786@drexel.edu