José B. Diez works on several aspects of palaeobotany. His research is focused on taphonomy, biostratigraphy, palaeogeography, and palaeoclimatology. He graduated from the University of Zaragoza (Spain), where he also obtained his Ph.D. in Geological Sciences. In addition he received a PhD in Palaeobiology from the University Pierre et Marie Curie, Paris-6 (France). Since 2001 he has held a teaching position at the University of Vigo.