Mark was appointed President and Chief Executive Officer of Barrick effective January 1, 2019, following completion of the merger with Randgold Resources. Previously, since its incorporation in 1995, Mark was the Chief Executive Officer of Randgold following his pioneering exploration work in West Africa. He subsequently led Randgold’s growth through the discovery and development of high quality assets into a major international gold mining business. Mark played a pivotal role in promoting the emergence of a sustainable mining industry in Africa, and has a proven track record of delivering significant shareholder value. During his career, Mark has held board positions at a number of global gold mining companies. He holds a Doctorate in Geology from Natal University in South Africa.