Dr Steve Collins (MBE, MD, DSc(hc), MBBS) – Founder and Executive Director

Steve is the Executive Director of both Valid International Ltd and Valid Nutrition. He is a medical doctor with a doctorate in nutrition and has worked in aid and development since 1985. In 1998, he developed the Community based Therapeutic Care model – subsequently called CMAM – that has since been adopted in over 60 countries worldwide. In 2001, he received an MBE for his services to humanitarianism for his work into adult malnutrition. He is a respected academic, is widely published in many major international journals, including Nature Medicine and The Lancet, is a visiting Research Fellow at the Institute of Child Health in London and holds an honorary doctorate from Long Island University in the US. In 2010, Steve was elected a Senior Fellow of ASHOKA.

Ms. Valentina Rigamonti  – Programmes Director

Since March 2019 Ms. Rigamonti works as Programmes Director at Valid International in Oxford, UK.  Ms. Rigamonti hold a MSc in Programme & Project Management, 2010, University of Cranfield (UK); and a MA in European Studies, 2004, University of Birmingham (UK). Ms. Rigamonti has more than 15 years of professional experience in the international development sector (IOM, OSCE and EC) and in the INGOs sector (Transparency International and Oxfam International), with practical experience in organizational development, project identification, formulation and operational implementation of projects & programmes funded by EC; UN Organisations (IOM; UNDP and WB) and other donors (USAID; DFID; OSCE and bilateral governments) and field experience in Eastern & Southern Europe; Africa; Central Asia and Latin America including conflict & post-conflict areas (Afghanistan and Kosovo). Finally, she has knowledge in anti-corruption; good governance; organisational development; human/minority rights; humanitarian assistance and economic and political development issues.

Ms. Fiona Shickle – Finance Director

Fiona Shickle has over 30 years of experience of working in a variety of finance roles. She started her career in practice with a firm of accountants in Oxford and then spent a short time as Finance Director of a commercial IT company. In the last twenty years she has headed the finance function for a number of NGOs, some UK focused and some working internationally in research, training, evaluation and microfinance and running overseas offices in Africa, Central Asia and Southern and Central America. Most recently she has worked as the College Accountant for Ruskin College and St Antony’s College in the University of Oxford. Also during this time she spent six years on a voluntary basis as the Treasurer of a UK based NGO working in Afghanistan to develop livelihood programmes, provide basic services such as water and sanitation and support the development of local governance and gender equality.

Focal Points
Ernest Guevarra (MD, MPH) – Head of Measures

Ernest has had more than 10 years of experience working in different rural and disadvantaged communities in the Philippines, Uganda, Somalia and Sri Lanka. Ernest has formal training as a physician and a public health practitioner and invaluable informal training as a community worker from communities with whom he has worked. He served in roles such as community organiser, community health worker and community doctor. More recently in his role as technical advisor for Valid International, Ernest has been involved in providing technical support to ministries of health and non-governmental organisations in the implementation of Community-based Management of Acute Malnutrition (CMAM) in countries such as Zambia, Nigeria, Somalia, Kenya, Sierra Leone and Vietnam. Specifically, Ernest leads Valid International’s coverage assessment team and has conducted coverage surveys in northern Kenya, southern Zambia, Mogadishu in Somalia, northern Nigeria, entire Sierra Leone and in five regions of Niger (on-going). Ernest has been involved in the design and development of new coverage methods such as Semi-Quantitative Evaluation of Access and Coverage (SQUEAC), Simplified Lot Quality Assurance Sampling Evaluation of Access and Coverage (SLEAC) and Simple Spatial Sampling Method (S3M).

Laura Bramley (MPhil) – Technical Advisor, Measures

Laura joined Valid’s Measures team in January 2015. She provides technical support in designing and implementing assessments, focusing particularly on rapid assessment methods and geospatial analysis. She graduated from the University of Oxford in 2015 with an MPhil in Geography and Environment, and has worked in multi-sectoral and CMAM-specific evaluations in Ethiopia and India.

Abdoul-Aziz Goza – Measures Survey and Assessment Technician

Aziz has been working as a Nutrition specialist and community mobilization adviser since 2011. He holds a masters degree in Nutrition in Developing Countries from the University of Montpellier in France. Aziz worked with ACF as a CMAM project manager in Matam, Senegal and with GRET as technical assistant in Boghe, Mauritania. He also has field experience of conducting surveys in Senegal, Mali, Niger and Burkina Faso as Regional Coverage Adviser with HELEN KELLER INTERNATIONAL. Prior to joining Valid International, he was Nutrition Specialist for UNICEF Niger.

Manar Marzouk – Programmes Manager

Manar joined Valid International in December 2018. She has more than 5 years of experience in the humanitarian sector in the Middle East and the UK (Reset, 2018; Asylum Welcome, 2017-2018; WHO-EMRO, 2016; UNICEF-Syria, 2014-2015; UNHCR- Syria, 2013-2014). She received her MSc Degree in International Health and Tropical Medicine at the University of Oxford. She also worked as a researcher at the Health Experience Research Group (HERG) – University of Oxford.

Charlotte Atherton – Programmes Manager

Building on more than five years’ experience in the international development sector, Charlotte has a keen interest in WASH and nutrition related complexities. She has implemented projects throughout Africa, South-East and South-West Asia and the Pacific, and is experienced in community engagement, project management, governance, corporate social responsibility and monitoring and evaluation. She holds an MSc in Water and Sanitation for Development from Cranfield University, and a Masters in Development Practice and BA in Peace and Conflict Studies from The University of Queensland, Australia.

Joseph Galabuzi – Office Administrator

Joseph is responsible for the smooth running of administrative functions and provides IT and logistical support at the Oxford office. He has over 10 years experience in administration, front desk management and research.

Our Consultants:

Valid works with a large pool of consultants several of whom have been supporting our technical, research and measures projects over many years. They cover a wide range of specialization including international public health and nutrition, medicine, anthropology, epidemiology and statistics. If you are interested in Valid’s work and would like to join our consultant pool please visit our Careers page