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Core Team


Joel Lehmann, MA

Health Research & Data Use

Qualitative/quantitative research for market- and public health studies. User focused, strategic information design and data visualization. Co-founder of Infospective. 

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Deman Mohamud, MPH

Operations & Public Health

Public and private health sector intersection; qualitative research;  operations management and business development.


Carol Matiko, MA

Research Design & Operations

Participatory and Human Centered Design approaches using qualitative and quantitative methods; management of quant and qual studies, with particular experience in localized techniques for hard to reach communities.

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Nii Bruce, MEng

Data Science

Advanced analytics, machine learning, data product design and development, business intelligence, and data operations.

Specialist Consultants

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Wanjiru Kaigwa, MD

Research Associate

Clinical Research, Ethics and Protocol Development; Quantitative and Qualitative Research, Health Data, Ethics, Clinical trials and Digital health. Keen on leveraging data and technology for research and health solutions.


Carolyne Njihia, MA

Senior Research Associate

Public health research and analysis, design and managemenet of single/multi-country qualitative studies. Vaccines, NCD, sexual and reproductive health & other themes.

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Ravi Ram, PhD

Learning, M&E and Strategy

Methodological expertise in Learning, Monitoring & Evaluation, Strategy and Research, applying a gender/ equity lens to health and development. 


Kethi Mullei, MPH

Senior Health Research & Evaluations Advisor

Health systems research, policy analysis, evaluations and learning.

Technical Advisory Board

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Nirmala Ravishankar, PHD

Health Financing

Nirmala is a Program Director at ThinkWell Global, where she leads a multi-country initiative to strengthen health financing for primary healthcare.

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Agnes Gatome, MD 

Strategic Purchasing

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Khairunisa Suleiman, MSC

Tuberculosis Policy, Strategy and Evaluations

Khairunisa has expertise in TB national policies, programme performance, algorithms, as well as evaluations on the implementation of TB diagnostic tools.

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Nicole Bellows, PHD

Health Services Research

Nicole is a Senior Associate at Avenir Health where she works on projects related the delivery of reproductive health services in low- and middle-income countries.

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