Our Collaborators

Find out about some of our collaborators, who have worked with us on our publications, workshops, blogs and videos.


Frequently asked questions

Avni Kumar

Research Consultant WASH

Avni has over six years of experience of managing research projects in the international development sector, across the areas of water, sanitation and hygiene (WASH) with a cross-cutting focus on gender equality and social inclusion (GESI).

Bharat Adhikari

Development Activist of the WASH sector of Nepal

Bharat Adhikari, currently works as a communication and capacity development expert at the Rural Water Supply and Sanitation Fund Development Board under the Ministry of Water Supply. For the past two decades his work has been instrumental in bringing the WASH sector closer to the media - achieving vital constitutional changes for WASH in Nepal.

Kamal Adhikari

Senior Sociologist at the Ministry of Urban Development in Nepal

Mr. Kamal Adhikari was one of the key architects of the Sanitation and Hygiene Master Plan 2011 of the Government of Nepal that triggered the nationwide ODF campaign. Having more than two decades of experience in the WASH sector, he published the book titled Sanitation in Nepal: Past, Present and Future in 2012.

Yadjidé Adissoda Gbedo

Head of the PAPHyR program: Improvement of Access to Sanitation and Hygiene Practices in Rural Areas) (WSSCC / GSF Program)

Yadjidé coordinates the activities of PAPHyR executed in Benin. It implements the National Strategy for the Promotion of Basic Hygiene and Sanitation, with CLTS as the gateway.

Sulaiman Ahmad Muhammad

WASH consultant/University lecturer/PhD student

    A lecturer at the Department of Science, School of Continuing Education, Bayero University Kano. He is currently a PhD geography candidate (with specialization in environmental management) at the Department of Geography, Bayero University, Kano. His areas of interest are Faecal Sludge Management, Water Resource Management, Pollution Control and Ecological Hazards.

    Abdulwahab Almujahed

    Head of Water and Environment Unit

      Abdulwahab is a civil engineer with over 30 years experience working in WASH. He helped introduce CLTS to Yemen back in 2007 and is now Head of Water and Environment Unit for Yemen Social Fund for Development, leading their rural sanitation activities.

      Dani Barrington

      Lecturer, Population and Global Health

      Amita Bhakta

      Freelance consultant on Water, Sanitation and Hygiene

      Amita is a freelance consultant with 7 years’ experience in working on equality, non discrimination and inclusion in WASH. Amita holds a PhD on the WASH needs of perimenopausal women making the transition to the menopause in urban Ghana.

      Manju Bhatta

      Behaviour Change Communication Officer

      Manja has been working with Rural Village Water Resources Management Project (RVWRMP) in Nepal since 2017. Long term experience with different organizations on Gender Equality and Social Inclusion (GESI), WASH and Menstrual hygiene management issues of grassroots level. Completed Master's degree in Education 2015 and Masters in Sociology 2019 form Tribhuwan University.

      Petra Bongartz

      Independent consultant, Facilitator

      Co-founder and former staff member at the CLTS Knowledge Hub, IDS, now consultant with 13 years' experience of knowledge management, participatory workshop facilitation, communications and networking. Interested in behaviour change and embodied leadership in environment and social justice.

      Naomi Carrard

      Research Director

      A social scientist and researcher focused on WASH in Asia and Pacific regions, Naomi’s research includes WASH-gender equality nexus, integration between WASH and planetary boundary considerations, and approaches to progressing Human Rights to Water and Sanitation at local government level.

      Portia Dery

      Writer/Development worker/social entrepreneur

      Portia Dery is a Ghanaian writer and development worker with a deep interest in community development, literacy, and youth issues. She runs readings clinics for children via the African Youth Writers Organization (AYWO), writes children’s fiction and works in a rural district as a social development officer.

      Michelle Farrington

      Public Health Promotion and Community Engagement Lead

        Michelle Farrington is a specialist working in public health and epidemic response. She has over 10 years of experience working in humanitarian and low-income contexts across Africa, Asia and the Middle East.

        Christine Fostvedt-Mills

        WASH and Nutrition Researcher

        Christine's work focuses primarily on the use of participatory methodologies in formative research and evaluations, in order to enhance behaviour change interventions for public health. Christine is also currently studying for a PhD on the effectiveness of WaSH behaviour change interventions for pastoralist communities in Afar region, Ethiopia.

        Naomi Francis

        Research Fellow

        Naomi Francis is a researcher and educator in the water, sanitation and hygiene (WASH) sector. She is based in Melbourne, Australia and works in Asia and the Pacific.

        Menusha Gunasekara

        Monitoring and Evaluation Officer

        Menusha Gunasekara is an early career Development researcher in Sri Lanka, working on an EU-funded WASH project. She is a Chevening alumni and holds an MA in Social Development from University of Sussex, UK.

        Aashish Gupta

        PhD Candidate, Demography and Sociology, , University of Pennsylvania

        Aashish grew up in Delhi, India. He completed a 5 year integrated MA in Development Studies from the Indian Institute of Technology, Madras. His research interests include social inequality (caste, gender and age), health, environment, demography and social policy.

        Aisha Hamza

        WASH, Development & Humanitarian Consultant

        Currently I’m consulting for Sahei Gender Development Initiative on WASH and other humanitarian response. Previously, Director for Water Quality and Hygiene Education in rural water supply and sanitation agency and Borno state (Nigeria) environmental protection agency - organised WASH interventions in the 27 LGAs. Experience: Cholera Rapid Response, WASH in Emergency, WASH in schools, MHM, Sanitation Marketing, CLTS, FSM, GBV response, prevention and counseling.

        Suzanne Hanchett


        Suzanne, an applied anthropologist focused on South Asia, has worked on sanitation issues in Bangladesh since 1997. Her special expertise is in programme evaluation, monitoring, participatory planning, women’s human rights and development, and combining qualitative and quantitative research methods.