Gema Paniagua completed her Ph.D. in the Analytical Chemistry program of the Department of Analytical Sciences at the Nacional de Educación a Distancia University, Spain. She worked to undertake post-doctoral research on the development of new methodologies to ensure control of food quality and safety, at University of Alcalá de Henares. Currently, she is working as a technician specialist of laboratory at Department of Analytical Sciences (UNED) and she is a member of the Research Group “Techniques and Methods of Chemical Analysis, GTyMAQ”, participating in various competitive National Research Projects. Her research areas are focused on the development of new analytical methodologies for sample treatment and the determination of antibiotics, estrogens and organic contaminants in environmental and food samples. She has presented papers at national and international Conferences, and she has published scientific articles in various JCR indexed journals.