Dr. Pyrgiotakis has a BS degree in Physics from the University of Crete since 2000. In 2003 he obtained his MS degree from the University of Florida, in Materials Science and Engineering with specialty on Electronic Materials. Following, in 2006 he obtained his PhD in Materials Science and Engineering with specialty on Ceramic Materials. Since then he was a postdoctoral research associate at the Particle Engineering Research (2006-2010) and currently he is a Postdoctoral Fellow at Harvard School of Public Health. His research aim is to investigate toxicity of nanoparticles and how it correlates to their properties, such size, surface morphology, shape, porosity etc.