AGNES Mourns the Passing of a Founding Member, Distinguished Scientist and Humboldtian, Prof. Dr. Samuel G. K. Adiku
The African-German Network of Excellence in Science (AGNES) announces with profound sadness the passing of Prof. Dr. Samuel G. K. Adiku, a distinguished Ghanaian scientist, founding member of AGNES, and dedicated member of the Alexander von Humboldt Foundation scientific community.
Prof. Adiku passed away on 16 October 2026, at the age of 67, following a prolonged illness.
A renowned Professor of Soil Science at the University of Ghana, Prof. Adiku made significant contributions to agricultural and environmental research, particularly in soil science, agricultural systems modelling, plant growth, and environmental sustainability. His academic career reflected a deep commitment to scientific excellence, international research collaboration, and the advancement of knowledge.
As a Humboldt Research Fellow, former Humboldt Ambassador Scientist in Ghana, and recipient of the prestigious Humboldt Alumni Award, Prof. Adiku played an important role in promoting scientific cooperation between Africa and Germany. He was particularly committed to strengthening research networks, supporting early-career scientists, and creating opportunities for African researchers to participate in international scientific exchange.
Prof. Adiku was among the founding members of AGNES and contributed to the network’s early development and vision of promoting scientific excellence and collaboration across Africa and Germany. His commitment to the Humboldt community and his support for scientific networking reflected the values upon which AGNES was established.
Beyond his academic and professional achievements, Prof. Adiku will be remembered as a respected colleague, a valued friend, and a committed supporter of African scholarship. His contributions to the scientific community and the relationships he cultivated over the years remain an enduring part of his legacy.
The AGNES Governing Board, Secretariat, and entire membership extend their heartfelt condolences to his family, colleagues, friends, the University of Ghana, and the wider Humboldt community.
May his gentle soul rest in perfect peace.
The Governing Board
African-German Network of Excellence in Science (AGNES)


