Arjen is lead for Water Resources and Climate Change and is keen on hydrogeology, passionate about mapping, and eager to share WASH knowledge and facilitate learning. Arjen's background within IRC was as lead researcher for WASHCost Mozambique.
Arjen has twenty years sector experience – including five years as technical adviser South Asia (Bangladesh, India, Myanmar, Nepal and Pakistan) and 13 years private sector experience in Mozambique and Uganda. He has hands-on experience in extensive water resource studies, detailed social surveys, quality assurance and thorough WASH data analysis and visualisation.
His academic background is an MSc in Hydrogeology and he is fluent in English, Dutch, Portuguese, German and has a reasonable command of Spanish. He is Dutch by nationality and currently lives near London with his family.
This policy brief sets out key concepts, principles and practical implications for the citywide inclusive sanitation (CWIS) approach. Read more...
A waste-to-energy solution for the co-treatment of faecal sludge, municipal solid waste and agri-waste in combination with aerosol can recycling. Read more...
An approach is developed to assess WASH risks in marginal populations that are poorly understood and served through conventional approaches. Read more...
Ten years after a community-led total sanitation campaign, intervention households continued to have higher rates of ever owning a latrine but... Read more...
This paper examines methodological options for calculating a 'total service gap', a measure that would combine data on each rung of the service... Read more...
Possessing a non-shared latrine neither guarantees safety to its users nor its categorisation as 'improved'. Instead, the state of the latrine, the... Read more...
Spreading the cost of faecal waste removal over a series of monthly payments could make it more affordable for poor households and help kick start... Read more...
The biggest health gains will be realised when entire communities use improved sanitation services. Read more...
Microfinance organizations, government subsidies and mining industries may represent potential sources of financing for the implementation of... Read more...
Increasing latrine coverage does not by itself reduce exposure to faecal pathogens and prevent disease. Read more...
Governments need to create an accountable and enabling environment for non-state entities that ensures they provide affordable, demand-driven... Read more...
This article estimates the burden of diarrhoeal diseases from exposure to inadequate water, sanitation and hand hygiene in low- and middle-income... Read more...