He has extensive research experience in photonics and semiconductor device physics, and has designed and developed several novel devices in the areas of all-optical switching, intersubband optoelectronics, photonic integrated circuits, and high-speed diode lasers. Dr. Paiella holds a B.S. in Electrical Engineering from Columbia University and a Ph.D. in Applied Physics from the California Institute of Technology. Prior to joining Boston University, he worked at Bell Laboratories and Lucent Technologies and in the Optoelectronics Division of Agere Systems.