Dr. Tabitha Okech

Board Director | Epidemiologist and Health Technology Assessment Specialist

Dr. Tabitha Okech is a Health Technology Assessment Specialist with training in pharmacy and epidemiology. Her work focuses on generating, synthesising, and translating evidence to inform policy and investment decisions within a One Health framework, with a strong emphasis on antimicrobial stewardship and value-based health interventions.

Within the One Health Antimicrobial Action Network (OHAAN), Dr. Okech provides methodological leadership in economic and epidemiological evaluation of antimicrobial and infection prevention interventions across human, animal, and environmental health sectors. She contributes to capacity strengthening through training, mentorship, and applied research, supporting the uptake of robust, evidence-informed approaches to AMR mitigation.

She is committed to interdisciplinary collaboration and policy-relevant research that strengthens decision-making, preserves antimicrobial effectiveness, and improves health outcomes across interconnected systems.

---

Role

Provides technical leadership in epidemiology and health technology assessment (HTA) to generate and translate evidence for decision-making within a One Health framework, focusing on antimicrobial stewardship and evaluation of interventions across human, animal, and environmental health sectors.

---

Impact

Strengthens the use of economic and epidemiological evidence to guide antimicrobial and infection prevention investments. Builds institutional and workforce capacity through training, mentorship, and applied research, supporting more effective and efficient AMR responses.

---

Innovation

Applies integrated epidemiological and economic evaluation methods to assess the value, feasibility, and sustainability of antimicrobial interventions. Promotes cross-sectoral analysis that bridges public health, clinical practice, and environmental health to inform real-world decision-making.

---

Policy Contribution

Supports evidence-informed policy development by informing national and regional AMR strategies, stewardship guidelines, and prioritisation frameworks. Aligns evaluation outputs with One Health priorities to strengthen policy coherence and resource allocation.