The Team

The Collaborative Centre of Excellence in Antimicrobial Stewardship Research (CCoEASR) is constituted of experts from diverse academic disciplines and research institutions. The strength of CCoEASR lies in its strategic and dynamic multidisciplinary approach that integrates the research, teaching, development and implementation nexuses.

Learn more about our Team members.


Dr. John Njuma Libwea

A seasoned researcher on vaccine-preventable disease epidemiology. He is the Founder of CCoEASR and Principal investigator to the Cameroon Carriage and Otitis Media Study (CCOMES) and the Cameroon Invasive Pneumococcal disease (CamIP) study. He holds a PhD in Epidemiology and Public Health and has developed competencies in University Pedagogy and Curriculum Educational development, Implementation Research, One Health, and vaccinology among others.

Dr. Taku Nadesh Ashukem

An experienced microbiologist and lecturer at the University of Buea, Cameroon. She is the Co-PI of the CCOMES and CamIP projects and an awardee of the 2024 Robert Austrian Research (RARA) awards on the epidemiology of pneumococcal diseases. Her project for the RARA awards focused on assessing the impact of the 13-valent pneumococcal conjugate vaccines on antibiotic resistant invasive pneumococcal disease among Cameroonian children.

Dr. Vincent Tanya

He is a veterinary epidemiologist and adjunct Director of Research at the Institute of Research and Agronomical development (IRAD), Yaoundé, Cameroon. He serves as one of our Scientific Adviser.

Dr. Mbah David

He is an accomplished scholar and holds a PhD in animal genetics. He is now a Public Health and agro consultant who had served in various capacities in Cameroon and Africa. He is a former Director of IRAD, former Technical Adviser at the Ministry of Scientific research, Yaoundé, Cameroon and a former Executive Secretary of the Cameroon Academy of Sciences. He serves as one of our Scientific Adviser.

Mrs. Miatta Andong

She is a career nurse and a bachelor's degree in marketing and communications. She serves as our Communications Officer.

Mrs Sandrine Bebey Rachel Kingue

She holds a master's degree in microbiology and works with the Ministry of Scientific Research and Innovation, Yaoundé, Cameroon. She is one of our Research associates.

Mr. Ngwang Passi N.

He is a Senior IT Specialist and is responsible for matters relating to information, technology and communications at CCoEASR.

Dr. Limkele Mpofu, South Africa

Dr. Declan Ambe

He is an environmental health researcher and a One Health expert working with Cameroon's ministry of nature and wildlife protection.

Dr. Okwudili Christopher Ejemeni

He is a dedicated and experienced pharmacist with over 12 years of professional practice in Nigeria. He holds a Bachelor of Pharmacy and Doctor of Pharmacy degree, awarded in 2012 by the University of Benin, Edo State, Nigeria. Since 2015, he has worked in community pharmacy settings, where he encounters and assists individuals with diverse medical complaints daily. His approach includes advising on minor ailments, providing treatments, and referring patients for specialized medical attention when necessary. Known for his passion for improving health outcomes. Okwudili is skilled in addressing complex medication-related concerns and fostering strong patient relationships. He serves as our director of operations.

Our Collaborators

  • Professor Bright I. Nwaru: Department of Internal Medicine and Clinical Nutrition, University of Gothenburg, Sweden

  • Professor Madison Ngafeeson: Professor and Director of the Business Data Analytics at Palm Beach Atlantic University in West Palm Beach, Florida, USA.

  • Prof. Shabir Madhi: South African Medical Research Council Vaccines and Infectious Diseases Analytical Research Unit; Faculty of Health Sciences, University of the Witwatersrand; Johannesburg, South Africa

  • Dr. Linda Esso: Director at the Directorate for Disease Control, Epidemics and Pandemics, Ministry of Public Health, Yaoundé, Cameroon.

  • Dr. Armelle Viviane Ngomba: National Officer responsible for the fight against epidemics and pandemics, Ministry of Public Health Yaoundé, Cameroon.

  • Mrs. Elisabeth Dibongue: Cameroon's National One Health platform and Zoonosis Programme

  • Dr. Augustine B. Njamnshi: Executive Director of the African Coalition for Sustainable Energy & Access