Dr. Zacharias Voulgaris is a data scientist and Cybersecurity consultant with a background in engineering and management. After earning his Ph.D. in Machine Learning, he worked in one of the top technical universities, Georgia Tech, as a researcher. Later on, he shifted to the private sector, eventually getting recruited by Microsoft as a program manager. Currently, he works as a data science and Cybersecurity content creator and consultant. He has authored various books on data science and A.I. and developed a series of scripts on these fields, as well as on cryptography.