Dr. Mabel J. Ortiz De Leo is a medical doctor with previous experience in clinical medicine, infectious diseases, Antimicrobial Resistance, and the One Health approach. She has previously worked in researching and implementing public health campaigns in Sexual and Reproductive Health, focusing on HIV testing and monitoring. She holds a master’s degree as a Chevening Scholar in Antimicrobial Resistance from the University of Sheffield, in which she focused her research on antimicrobial stewardship and heteroresistance patterns of fungi in immunocompromised patients. Mabel has been trained in science communication and knowledge mobilization, which have led her to work as a consultant on this topic internationally. She is a strong advocate for the One Health approach which led her to develop a project to teach and engage young audiences in the One Health spectrum called One Health Action!