Guillermo Santamaria Corral is a Study Coordinator at the Internal Medicine Service in the Hospital Universitario Quironsalud Madrid and PhD student at the Microbiology and Parasitology Department at the Instituto de Investigación Sanitaria–Fundación Jiménez Díaz (IIS-FJD). He became a Clinical Diagnostic Technician in 2014 after completing his studies at IES Moratalaz. He completed a bachelor’s degree in Biology at the Universidad Complutense de Madrid (UCM) in July 2018 before beginning a master’s degree program in Health Analysis, graduating in 2020. Before developing his research at IIS-FJD, he completed a two-year contract as a Research Assistant at the Brain Mapping Unit (BMU) in the Instituto Pluridisciplinar at UCM, working with potential drugs that could reduce epileptic damage in murine models. He also completed a six month contract at the Department of Microbiology in the Biology faculty of Universidad Complutense de Madrid His research interest focuses on the application of phage therapy as a potential treatment for infection caused by multi-drug-resistant (MDR) pathogens, such as Pseudomonas aeruginosa and Klebsiella pneumoniae.