Daniel Kapelus is a PhD candidate at the Wits VIDA Research Unit, focusing on long-term antibody responses to measles and pneumococcal vaccines, as well as rubella seroepidemiology in South Africa. With a robust background in education, Daniel has experience as a private tutor for high school students in mathematics and science subjects, and has held multiple roles at the University of the Witwatersrand, including teaching assistant and chief teaching assistant for various biology courses. Additionally, Daniel has contributed to vaccine research as a research assistant in the South African ChAdOx1 nCoV Vaccine Trial and has completed internships in biotechnology and genetics research. Academic qualifications include a PhD in Vaccinology, a Master of Science in Medicine, and a Bachelor of Science in various relevant fields, all from the University of the Witwatersrand.