WorldFish Director General, CGIAR Senior Director of Aquatic Food Systems

Gareth Johnstone

Gareth Johnstone is WorldFish's Director General and CGIAR 's Senior Director of Aquatic Food Systems. He holds a bachelor’s degree in zoology from Sheffield University, a master’s degree in environmental economics from London School of Economics and Political Science and a PhD from King’s College London on rights-based management. He is a member of the Royal Geographical Society (RGS) and the International Association for the Study of the Commons (IASC).

A UK national, Gareth is a geographer with 25 years of professional experience in natural resource management and research, with an emphasis on governance issues, policy development, capacity building and institutional development. He is an advocate for cross-disciplinary and participatory research approaches in environment and development, and he specializes in integrated coastal management, ecosystem approaches to fisheries, sustainable livelihoods, food security and co-management, particularly within small-scale fisheries and aquaculture. 

Gareth has undertaken numerous assignments in Africa (Sudan, Mozambique, Tanzania, Zambia, Namibia) Southeast Asia (Indonesia, Cambodia, Myanmar, Malaysia, Thailand), the Pacific (Solomon Islands, Papua New Guinea) and Australia. He joined WorldFish in 2011 as a scientist and went on to lead the CGIAR Research Program in Cambodia on Aquatic Agricultural Systems (AAS) and develop the Myanmar Country Program.