Carranza (Barcelona, 1968), graduated in Biology from the University of Barcelona (UB) in 1992, received his PhD in Biology in 1997 from the same university. In 2008, he joined the Institute of Evolutionary Biology (IBE) as CSIC Tenured Scientist and Principal Investigator of the group of Systematics, Biogeography and Evolution of Reptiles and Amphibians. Promoting in 2018 as CSIC Research Scientist, since 2016 he is also an Associate Professor in the Department of Experimental and Health Sciences at UPF. Throughout his career, Dr. Carranza has published more than 150 scientific articles in SCI journals, has been Principal Investigator of 18 national and international projects, and has directed a total of 12 Doctoral Theses and 20 Master theses. Dr. Carranza has carried out scientific campaigns in many parts of the planet, including areas of difficult access, which have resulted in the description of more than 30 species of reptiles and two amphibians.