Dr Kiragu is a career educationist and Scientist. He first graduated as a biologist / Education (Bed(Science) at the University of Nairobi in 1985. After a short stint in Education, he proceeded to read and diversify his careers to a research scientist. This culminated in graduating in 1990 with a Master of Science Degree in Medical and Veterinary Entomology from the same University.Currently, he has a mix of the two careers as a University lecturer and Scientific research.