Nelson R. Cabej earned his PhD in biology at the University of Tirana, Albania, and currently serves as a researcher in the Department of Biology at the same university. His scientific career began with research in the fields of epizootiology, immunology and molecular biology at the Institute of Hygiene and Epidemiology, Tirana, Albania. He also previously taught general biology at the University of Tirana and William Paterson College, Wayne, New Jersey, USA. He has published more than 50 scientific articles and 20 books in the fields of evolutionary biology, epigenetics, developmental biology and philosophy of biology, including 4 books with Elsevier: Building The Most Complex Structure On Earth (2013); Epigenetic Principles of Evolution, Second Edition (2018); Epigenetic Mechanisms of the Cambrian Explosion (2019); and The Inductive Brain in Development and Evolution (2021).