Thomas has over 20 years of experience working on SBC projects that have improved health outcomes related to malaria, HIV/AIDS, sexual, reproductive health and family planning (SRH/FP), maternal, newborn and child health (MNCH), and sexual and gender-based violence (SGBV) prevention. He brings expertise in applying user-centred design and behavioural economics approaches to promote the adoption of healthy behaviours and generate the demand for improved service delivery. Thomas also has over five years of experience in strategic and technical program leadership and engagement with government, multilateral agencies, and community/faith-based organisations. He serves as West and Central Africa Lead for the South-South Learning Network for HIV Prevention for Genesis Analytics and leads their behavioral science
and SBC unit.

Thomas has a PhD in Health Education and Promotion, an MPH in Health Promotion, an MSc in Mass Communication, and a BSc in Medical Physiology. Thomas is currently the Co-Chair of the Evidence2impact cluster at the Global Alliance for SBC.