Peter Emmanuel Cookey is a Chief Lecturer and sanitation professional with the School of Environmental Health, Rivers State College of Health Science and Technology, Port Harcourt and Adjunct Lecturer with the Institute of Geoscience and Environmental Management, Rivers State University, Port Harcourt, Nigeria. He was a Senior Lecturer/Researcher in Non-Sewered Sanitation at IHE-Institute for Water Education, Delft the Netherlands and Senior Research Specialist on Decentralized Wastewater Treatment Systems, at the Asian Institute of Technology (AIT) Bangkok, Thailand.

He has an interdisciplinary academic background in environmental health, physiology and pharmacology, environmental microbiology, environment science and engineering management, governance and environmental management. His working career traverses occupational domains such as governance, regulations, inspection, monitoring, research, academics, consulting and training for private and public entities, advising governments on policies, legislation and reforms in sanitation and water as well as serving on global sanitation bodies. 

Peter was an ardent and active member of the Water Supply and Sanitation Collaborative Council (WSSCC), Geneva (representing middle, northern and western African countries) as well as a pioneer member of the International Standard Development Committee of the Alliance for Water Stewardship (AWS) team that developed and delivered the global water stewardship standards. As an environmental health professional primarily focused on sanitation and water, he taught and mentored future sanitation professionals for seventeen years and conducted related research in the Niger Delta during that period. Peter facilitated the Rivers State Water and Sanitation Sector reforms, which drew down significant funding from the World Bank and African Development Bank as well as full government support. He was also co-chair for the drafting of proposed policy statements and legislative documents with the Rivers State Ministry of Water Resources and Rural Development.

As a member of the Greater Port Harcourt Development Committee, he was directly involved in the design and development of the Greater Port Harcourt Mega-city water and sanitation projects among others. All of these experiences have given this erudite scholar and seeker in-depth insights into the core issues of sanitation and a rich understanding of most thorny issues.