Gillian has extensive asset management and investment research experience. She is the founder of Denny Ellison, an independent investment research and training company, and was its Managing Director for ten years. Prior to this, she worked as an equity research analyst for several years at Putnam Investments and Insight Investment. Gillian is a non-executive director of International Biotechnology Trust plc, Octopus Apollo VCT plc and Melrose Industries plc. She holds an MBA from the Harvard Business School and MEng and BSc degrees from the Massachusetts Institute of Technology. She was appointed to the Board of STS Global Income & Growth Trust plc in September 2023.