Coutsoudis is a public health scientist and a Professor in the Department of Paediatrics and Child Health, at the Nelson Mandela School of Medicine, University of KwaZulu-Natal in South Africa. She obtained her PhD in 1993 from the same university, and made important contributions on child nutrition, breastfeeding and prevention of mother-to-child transmission of HIV/AIDS. Her awards include: the 2004 Nutrition Society of South Africa Award for her contribution to nutrition research in South Africa; the 2005 Amnesty International South Africa for protecting human rights in South Africa; the 2006 Convocation of University of KwaZulu-Natal for her outstanding contribution to medical science and society; and the 2009 Science for Society Gold Medal of the Academy of Sciences of South Africa, of which she is a Fellow. She is also a Fellow of of the University of KwaZulu-Natal. In 2000, she established the first community-based breastmilk bank in South Africa to provide donor breastmilk to AIDS orphans, and was one of the founding members of the Human Milk Banking Association of South Africa, which she chairs. She is involved in putting in place low-cost technology for human milk banks.