**Meet the editors**

Dr. George Z. Kyzas was born in Drama (Greece) and obtained his BSc (Chemistry), MSc, and PhD degrees (Chemical Technology-Materials Science) from Aristotle University of Thessaloniki (Greece). His current interests include the synthesis of various adsorbent materials for the treatment of wastewaters (dyes, heavy metals, pharmaceuticals, phenols, etc.). He has published significant

scientific papers (over 80), books (as author and/or editor), chapters in books, teaching notes, and reports. He also acted as guest editor in special issues of journals and presented many works in international conferences. He has been awarded with honors, grants, and fellowships for his research career/profile by the Research Committee of Aristotle University of Thessaloniki, National State Scholarships Foundation of Greece, and Stavros Niarchos Foundation.

Prof. A. Ch. Mitropoulos was born in Athens in 1957. He studied Chemistry at the University of Thessaloniki (BSc) and Physical Chemistry at the University of Bristol (MSc, PhD). In 1998, he was appointed as professor in the Department of Petroleum Engineering at the Eastern Macedonia and Thrace Institute of Technology. Since 2008, Prof. Mitropoulos is the president of the same

institute. He specializes on the characterization of porous media, nanoporous materials and membranes with in situ techniques of adsorption, and small-angle X-ray scattering. He has more than 100 journal papers, book chapters, and patents. Prof. Mitropoulos is a member of the Society of Petroleum Engineers.
