Prof. Dr. Balázs Sarkadi is a professor emeritus at the HUN-REN Research Centre for Natural Sciences and a research professor at Semmelweis University, Budapest, Hungary. He obtained a PhD in biology from the Hungarian Academy of Sciences in 1980. He spent several years as a post-doc and then as a visiting scientist at major universities in the United States and Canada. Prof. Sarkadi’s research centers on membrane proteins, including the investigation of ABC membrane transporters, which play a significant role in the multidrug resistance of cancer, in general pharmacology, and in stem cell function. His research areas mainly encompass the structure and function of biological membranes, the function and regulation of ABC membrane transporter proteins, and the membrane proteins of stem cells.