Miguel Castillo has a Bachelor of Science degree in Microbiology and Immunology from the University of Miami. He has research experience examining lytic infection of cells with KSHV-R using transmission electron microscopy and examining the cytotoxic effect of Doxycyclin on sarcoma cells. Castillo has also volunteered in hospital emergency rooms and medical labs, interfacing with patients and staff. He maintains several medical certifications and skills in laboratory equipment and techniques.