Emmanuel specialises in mathematical modelling and Big Data in health workforces. His expertise includes turning real-world situations into mathematical models, providing health workforce models for government health initiatives and policies.
Emmanuel studied Operations Research (Decision Science). In the year 2000 he joined American multinational information technology services company Electronic Data Systems (EDS) (now the Hewlett-Packard Company) as a mathematical modeller working on a variety of commercial and government information technology projects. He joined the Accident Compensation Corporation (ACC) in 2004 and moved to the Ministry in 2006.
During his service at the Ministry, he has developed the Virtual Diabetes Register in 2009 and this is now being used as the official diabetes prevalence in New Zealand. He has also developed the Health Workforce Forecasting Model in 2015 for planning of health workforces.
Currently Emmanuel is an Honorary Lecturer in Medicine at School of Medicine University of Auckland, and Manager of Analytics and Modelling Section, Health Workforce, Ministry of Health New Zealand.