He is also a General Secretary of International Network of Basin Organizations and of International Network of Water Training Centers. He was Governor of the World Water Council from its creation in 1997, and Global Water Partnership (GWP) Steering Committee Member for 6 years.
She served as the Woman Member for Parliament, representing Rakai District, Minister of Tourism, Wildlife and Antiquities in the Government of the Republic of Uganda, Minister of Water and Environment, and Minister of State for Water respectively.
Professor of Geology at the University of Nairobi (since 1989) and Regional Director of Global Change Research Programme in Africa. He has published over one hundred papers in peer reviewed international journals and many books on hydrology, limnology and biodiversity of African Great Lakes.