Precious Lunga is a Zimbabwe-born epidemiologist. She is currently Head of Health at global telecommunications company Econet Wireless. Prior to taking up this post, she worked with UNAIDS Geneva, and participated in anti-HIV microbicide trials led by the UK Medical Research Council for African women. She also worked in countries such as Uganda, Tanzania, Zambia, Mozambique, and South Africa.In 2010, Precious Lunga married Jon Snow, the journalist and Channel 4 news anchor.