Dmitry Korolev is associate professor at St. Petersburg State University, Russia, since 2017. He graduated with a diploma in chemistry in 2010 and obtained a PhD in electronic structure of doped lanthanum gallate in 2012 from St. Petersburg State University. His current research focuses on crystal chemistry, thermal expansion, and magnetic and electrical phenomena in solids. In addition to the scientific work, Dr. Korolev also gives lectures on crystal chemistry, theory of symmetry in inorganic and coordination chemistry, and X-ray diffraction theory. He is a member of the International Society of Electrochemistry since 2014.