David Molina Arana is a clinical microbiologist specialised in surveillance and epidemiology of multidrug resistant micro-organisms. He holds a PhD from the Complutense University of Madrid and has extensive experience in the development of both basic and applied research projects, which have been recognised in the scientific literature generated in different fields. He developed his postdoctoral studies at the National Center for Microbiology (CNM, ISCIII) and the Consejo Superior de Investigaciones Científicas (Centro de Biología Molecular Severo Ochoa, CBMSO, CSIC). He currently works in the Microbiology Service of the Hospital de Getafe (Madrid) as Head of the Nosocomial Infection Surveillance Unit. He has been a member of the hospital's Infection Committee and is a member of several multidisciplinary groups, including the antimicrobial use optimisation program (PROA). He is a member of the Spanish Society of Infectious Diseases and Clinical Microbiology (SEIMC), the European Society of Clinical Microbiology and Infectious Diseases (ESCMID) and is a member of the Working Groups on Healthcare-Related Infections (GEIRAS) and on Mechanisms of Action and Antimicrobial Resistance (GEMARA).