Sarmento Júlio Armando 

Headshot of man wearing glassesSarmento Armando serves as Helen Keller’s Country Director in Mozambique, bringing over 20 years of experience in program management, community development, and health systems strengthening. He has led major public health initiatives focused on malaria and[...]

Angela Weaver, PhD, MPH

Headshot of womanDr. Angela Weaver is a public health professional with over 20 years of experience supporting, developing, and leading domestic and international health programs and initiatives. She provides technical oversight and strategic leadership for Helen Keller[...]

Ric Plaisance

Headshot of smiling man wearing glasses has worked with Helen Keller Intl since 2004. He is responsible for the development and management of systems that support the work of headquarter operations and Helen Keller’s international network of field[...]

Rolf Klemm, DrPH, MPH

Headshot smiling manRolf Klemm has more than 25 years of professional experience in international public health nutrition with expertise that spans nutrition efficacy and effectiveness research and program design, management, and[...]

Volkan Cakir

Headshot of smiling man with glasses serves as Regional Director of Eastern, Southern, and Central Africa, providing management and program oversight to Helen Keller’s work in six countries – Cameroon, Democratic Republic of Congo, Kenya, Mozambique, Nigeria, and Tanzania – ensuring our[...]