Prof. Dr. José A.G. Agúndez, post-doctorate, is a director of the Institute of Molecular Pathology Biomarkers, University of Extremadura, Cáceres, Spain. After completing his medical degree, he was accepted as a Ph.D. student in the Department of Biochemistry and Molecular Biology at the University of Extremadura (Extremadura, Spain). By the late 1980s and early 1990s, he moved to the Department of Pharmacology at Biozentrum der Universität Basel (Basel, Switzerland). He was appointed as a professor at the Medical School of the University of Extremadura, where he started working on combining his interests in medicine, enzymology, pharmacology, and pharmacogenomics.