Rafael Defense Systems Celebrate Opening of R&D Center at Ben Gurion University Naftali Hirschl, PhD. Allgemein, Israel & Diaspora 4.06.2019 1 Minute BGU and Rafael Advanced Defense Systems Ltd.celebrated the opening of the defense giant's research and development center at BGU's Advanced Technologies Park on Tuesday. "It may be a little bit counterintuitive, geographically speaking, bu... Please register here, or login below. Username or E-mail Password Remember Me Forgot Password Published by Naftali Hirschl, PhD. View all posts by Naftali Hirschl, PhD. Published 4.06.2019