GRP Secretariat

A small team to service the Partnership, including convening and catalysing actions by the Partners and implementing specific activities on behalf of the Partnership. The Secretariat is hosted at the Stockholm Resilience Centre (SRC) at Stockholm University. 


Olof Olsson, Acting Director,

Olof oversees the activities of the GRP and acts as the key bridge between GRP and the SRC. He is also the Managing Director of the SRC for the past nine years. He is member of SRC’s leadership team and oversees strategic planning and the daily operations of the centre. Olof’s research interests are mainly in marine systems and he holds a PhD in population ecology from Uppsala University (1995).

Nathanial (Nate) Matthews, Program Director,

Nate leads the technical element of GRP’s offering. He provides oversight and leadership into GRP’s Challenge competitions and projects and oversees the technical work streams including: Markets and Innovative Financing, Technology and Infrastructure and Policy. Previously, he was Global Research Coordinator at the CGIAR Research Program on Water, Land and Ecosystems and held various positions in the water sector and private sector. He has also been an advisor and consultant to a wide range of organizations, including McKinsey and Company, UNEP, UNDP, WB, UNESCO, WWF, SIWI and Oxfam. Nate holds a PhD in Geography from King’s College London. He is also Senior Visiting Fellow at King’s College London, a Visiting Fellow at the University of East Anglia Water Security Centre and a Fellow of the Royal Geographic Society.

Twitter: @Nate_Matthews


David Howlett, Head of Policy,

David leads GRP’s work on policy and investment into resilience. He has over thirty-five years’ experience in development in Africa, Asia and the Pacific. He has worked for national governments and international organisations including the United Kingdom’s Department for International Development (DFID). At DFID he led on climate resilient agriculture managing DFID’s support to IFAD’s Adaptation for Smallholder Agriculture Programme and where he designed and the Building Resilience and Adaptation to Climate Extreme Disasters (BRACED) programme. David has an academic background in chemistry, soil sciences, agriculture and environmental management.

Simone Verkaart, Monitoring and Evaluation (M&E) Manager,

Simone works to design, operationalize and implement an M&E system for the Challenges. Previously, she worked as an Associate Expert Technology Transfer at the International Crops Research Institute for the Semi-Arid Tropics (ICRISAT) in Nairobi, Kenya. Prior to joining ICRISAT, Simone worked with the evaluation department of the Netherlands Ministry of Foreign Affairs, where she evaluated Dutch support to Basic Education and to the World Bank Group. She is finalizing a PhD at Wageningen University in Development Economics and has an MSc in Development Studies, BSc in Cultural Anthropology and BSc in Business Studies.

Jesper Hörnberg, Lead of Infrastructure, Technology, and the GRP

Jesper’s focus is on change management and creative disruption. He manages and coordinates a small team of experts form various fields. He provides oversight and leadership for GRP’s work on developing, improving, and scaling initiatives by the GRP grantees as well as external initiatives and ideas. He is the co-founder of a few businesses. He has held various positions in the development sector and private sector and has been an adviser and consultant to a wide range of organisations and companies. Jesper holds an MBA from the International Institute for Management Development (IMD), Lausanne. 

Ida Gabrielsson, Communications Officer,

Ida works with both internal and external communication for GRP. She updates the website and assists with coordinating events. Ida previously worked as a communications and impact officer on the Ecosystem Services for Poverty Alleviation (ESPA) funded project: Sustainable Poverty Alleviation from Coastal Ecosystem Services. She holds an MSc in Environmental Communication from the Swedish University of Agricultural Sciences (SLU) and a BA in International Affairs from The George Washington University (GW).

Hanna Ellström, Administrative Coordinator, 

Hanna works with administration within GRP and is part of the SRC admin team. Hanna has been working at SRC for two years with different tasks including human resources, coordinating education, and economy. She holds a MSc in business, administration, and management from Stockholm Business School. Before joining the SRC team she worked in the private sector.