Tzvi (Enrique) Gerstl holds a BSc in Physics and an MBA, all from the Hebrew University. Tzvi received his PhD in Operations Research under the tutelage of Professor Gur Mosheiov. Tzvi’s main research interest is in algorithms and deterministic scheduling. In 2013, Tzvi joined Cisco as an Executive Director, after he had had worked 15 years for NDS. Tzvi's last position at NDS was Software Development Vice President.