About John JOHN VAN SCHAIK is Markets Editor and coordinates global market coverage for ʶԳ.John covers global oil market fundamentals, financial markets and Atlantic Basin oil trading. He is a subject matter specialist on oil markets.Prior to joining ʶԳ in 2000, John was based in Russia, Africa and Europe as a correspondent for financial newspapers and magazines focusing on politics, business, commodities and finance. He worked on Wall Street from 2010-11 and returned to ʶԳ in 2012.