Albert Jan van Hoek studied Economics and Medical Biology at the University of Groningen. After completion of his Medical Biology degree, he worked on the cost-effectiveness of vaccination programmes, at Public Health England (formerly Health Protection Agency) and the London School of Hygiene & Tropical Medicine (LSHTM). He is still linked to the LSHTM. During his time in England he was seconded to the Gambia and Kenya.
He published over 40 articles in international peer reviewed scientific journals. Albert Jan advises both the British and Dutch governments on the use of vaccines.