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Geraldine Lek
Deputy Director (Academy)
Geraldine spearheads RFI’s Academy team and drives its capability-building initiatives as well as strategic growth. She has more than 20 years of experience in programme design, partnerships and business development. Prior to joining RFI, Geraldine led sustainability, healthcare and youth initiatives at Temasek Foundation. She also managed the LIFE programme that trains student care centre coaches in delivering values-based curricula to foster resilience in children. With expertise from a diversity of sectors from previous roles, such as at iMDA and Singtel, Geraldine now works closely with trainers, partners and client organizations to help strengthen capability and create meaningful, lasting impact.
Contact Geraldine at geraldine@rforimpact.com
Eleanor Ng
Senior Academy & Corporate Executive
Eleanor joined RFI to support RFI’s Academy team and further develop its capability-building work, as well as to manage and improve its corporate functions. She aims to help broaden the scope of RFI’s Academy, especially through new partnerships, in order to reach and empower changemakers to realise the impact they hope to make. Most recently part of Temasek Foundation's Community Networks & Partnerships team, she contributed to the development of partnerships with key stakeholders in the ground-up sector to strengthen support for community initiatives. She aims to leverage her experience in partnership development to continue to make meaningful contributions to the impact sector through RFI.
Contact Eleanor at eleanor@rforimpact.com
Our Signature Topics
Programme Evaluation
Design and manage evaluations that deliver tangible results.
Behavioural Insights
Design people-centric policies by understanding the psychological drivers of decision-making
Economic Evaluation
Measure monetary and non-monetary impacts for social programmes.
Systems Thinking
Address complex social challenges by moving beyond fixing symptoms to transforming underlying structures.
Our RFI Trainers
Sherria Ayuandini, MA, PhD
Principal Anthropologist and
Participatory Impact Researcher
Senior Qualitative Systems Researcher
Senior Researcher
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Senior Economist
Our Affiliate Trainers
Bryant Choo, BSocSci Hons
Evaluation Specialist
Bryant currently oversees research and evaluation at a social service agency in Singapore. In this role, he works across teams to develop best practices in evaluation and translates evaluation findings for internal stakeholders and external funders. He also builds internal capacity in programme design and evaluation. Prior to that, Bryant spent two years at a social research agency working on policy development and evaluation. He managed mixed-methods research projects for various public sector agencies, with findings presented to senior government stakeholders. He is also co-founder of a practitioner group that aims to make good evaluation practices more accessible to community organisations.
Fayeruz Surahman, MA
MEL & Evaluation Specialist
Fayeruz brings 15 years of experience in strategy, communications and evaluation – helping mission-driven organisations learn, reflect and adapt. Trained in both communications and applied linguistics, his work sits at the intersection of evidence and storytelling – where data shapes not just decisions but dialogue, empathy and systems change. He co-facilitates impact measurement learning journeys for nonprofits in Singapore, and serves on the Advisory Board of the Singapore University of Social Sciences (SUSS), where he holds a double degree in Communications and English as well as a Master’s in Applied Linguistics. Fayeruz approaches every engagement with clarity, curiosity and a deep commitment to inclusion and long-term impact.
Nigel Teo, MPH
Evaluation Practioner
Nigel is currently a Senior Manager (Research) at SG Her Empowerment researching online harms and safety in Singapore, including the prevalence of harms, public perceptions, and how survivors seek help. Over nine years across healthcare, government, and international bodies, he has helped organisations design better programmes, measure what matters, and communicate their impact — from facilitating theory of change development for community health programmes to leading the evaluation of SHECARES, Singapore's support centre for people experiencing online harms. He teaches evaluation the way he practises it: rigorous but built for the constraints real organisations actually work under.
Christina Misa Wong, PhD, MPH
Public Health Scientist & Consultant
Christina Wong is a socio-behavioural scientist with more than 25 years of experience in public health research and evaluation, including working for FHI 360’s headquarters for 17 years. She has engaged various disenfranchised populations and has been successful in bringing stakeholders and research partners together to inform the design and implementation of socio-behavioural research and prepare for scaling up of evidence-based interventions. Her work includes all aspects of the research process including the development of proposals, research protocols and data collection instruments; leadership and technical oversight of the implementation of research projects in the field; data analysis and the preparation of study reports and manuscripts. She has conducted studies and capacity building trainings in qualitative research and implementation science in the Asia-Pacific, Africa, Ukraine and the United States.