A controversy arose from 2012 to 2016 over the supervision and final acceptance by the University of Wollongong (UOW) of a PhD thesis titled "A critical analysis of the Australian government’s rationale for its vaccination policy" by Roslyn Judith (Judy) Wilyman, one of Australia's "most vocal anti-vaccination activists". The thesis was described by Wilyman as aiming to "assess the rigour of the claims supporting the efficacy, safety and necessity for the use of an expanding number of vaccines in the Australian Government’s National Immunisation Program", but came under heavy criticism from multiple directions, including medical professionals, due to claims within the thesis, including advancing a conspiracy theory whereby the World Health Organisation (WHO) and the pharmaceutical industry