Working in the IB World Schools department, Clark provides specialized support to schools regarding the implementation of IB programmes and the interpretation of IB principles into practice, including assessment readiness and evaluation. He has been working in international schools around the world since 2000, and in five different IB World schools since 2003. Originally from Washington DC, Clark has lived, studied and worked in Germany, Egypt, Italy, Cote D’Ivoire, India, Myanmar, Hong Kong, Vietnam, and Indonesia over the past 20 years. Clark has worked with the IB Educator Network for the past 8 years as an examiner, school visitor, reader, workshop leader, field representative, leader educator, and trainer for new workshop leaders.