Our Leadership

Sam Phiri PhD

Executive Director
Prof. Sam Phiri is a highly motivated Clinical Epidemiologist, Clinician and Principal Site Investigator (PI) for Lighthouse Trust Clinic in Lilongwe, Malawi with over 12 years experience in HIV Management and Clinical Research.   In his capacity as Executive Director, he provides strategic leadership…read more

Tom Heller Specialist Internal Medicine, Infectious Disease

Clinical Advisor
As the Clinical Advisor, Dr. Heller strives to improve the quality of the integrated care at Lighthouse, develop capacity within the clinic staff and also to use the clinic’s experiences of innovative practices to assist the Ministry of Health to inform national policy with regards to all aspects…read more

Hannock Tweya MSc, BSc,

Monitoring, Evaluation and Research Director
In his current position, he leads the designing of qualitative and quantitative research tools in TB/HIV services and management of large databases for program monitoring and quantitative analysis of both cross-sectional and longitudinal data.   With masters in epidemiology, he has applied his…read more

Beatrice Mwagomba MSc, MBBS

Medical Director
Dr. Beatrice Mwagomba is a Public Health Physician with a Medical degree and an Msc. in Epidemiology, as well as over 8 years of experience in health management. In her capacity as the Lighthouse Medical Director, she provides medical leadership and strategic medical guidance to Lighthouse services…read more

Prakash Ganesh MD MPH

Pediatric HIV Technical Advisor
Dr. Prakash Ganesh is a Family Medicine and Preventive Medicine physician with a Medical Degree and Public Health Degree focusing on Population Health. He has worked in the United States, the Middle East, and in Malawi focusing on refugee populations for the past five years.   As the Pediatric…read more