Faustino Wahaia received his BS and MSc degrees from the University of Sofia St. Kliment Ohridski, Sofia, Bulgaria, and PhD degree in Physics from the University of Porto, Portugal. He did his postdoctoral research focusing on activity in generation, detection, and characterization of terahertz (THz) waves using photoconductive antennas (PCA) at the Institute of Biomedical Engineering (INEB), University of Porto, Portugal, and the State Research Institute of Lithuania Center for Physical Sciences and Technology, Vilnius. Dr. Wahaia’s research interests are lasers, ultrafast lasers and optics, Raman spectroscopy, imaging and spectroscopic ellipsometry, infrared and THz photonics for diagnostic, ultrafast biophotonics, nanomaterial studies, food analysis, agriculture, defense, health care, homeland security, environment and pharmacy assessment. He is presently a researcher at Porto University. He is a member of SPIE, OSA Optical Society, IEEE, and EACR.