Dra. Sandra Caballero Sosa is a medical surgeon at Instituto de Seguridad y Servicios Sociales de los Trabajadores del Estado (ISSSTE) Tapachula. She studied at Benemérita Universidad Autónoma de Puebla. Her area of specialty is Epidemiology. She has her doctorates in public health and health management and is responsible for epidemiology and preventive medicine. She has participated with LaRed since 2016.