Dr. Adrián LLerena M.D., Ph.D. is the Director of the Clinical Research Center in the University Hospital in Badajoz Spain. between 1989-1993 he did his post doc at Karolinska Institute Sweden focusing on Clinical Pharmacogenetics. He has published more than 170 peer reviewed papers and book chapters (h index 38 Google Schoolar). He served in different Scietific societies as IberoAmerican Society of Pharmacogenomics. He has been principal investigator in more than 30 national and european research projects. Currently he is Vicepresident of the Spanish Society of Pharmacogenetics and Pharmacogenomics and Vicepresident of the Spanish Society for Clinical Pharmacology.