Beyond tech companies, Simpson's reporting also included a 2014 piece[REF] detailing the role of the largest-listed hedge fund on Wall Street in providing a $100 million cash infusion for Robert Mugabe's government as he was rolling out a campaign of violence, torture and murder to hold onto power in Zimbabwe.
Previously, he worked for the Wall Street Journal, with posts in the Middle East and Washington[REF] and as a correspondent for the Chicago Tribune where he was responsible for covering US foreign policy and investigative projects in Washington and overseas [REF].