Humphrey leads CRU’s Potash Analysis editing the Potassium Chloride Market Outlook, Potash Cost Service and Potassium Sulphates and Potassium Nitrate Market Outlook. He joined the company in August 2016 and was previously the Fertilizer Team’s Cost Analyst contributing across the nutrient teams. Prior to joining CRU, Humphrey worked as a geologist at a major lead-zinc mine in the Republic of Ireland and at a gold exploration project in Mexico. He holds an MSci in Geology from Imperial College London and an MSc in Mining Geology from Camborne School of Mines (University of Exeter). He is fluent in Spanish.