The Wellcome Sanger Institute, previously known as The Sanger Centre and Wellcome Trust Sanger Institute, is a non-profit British genomics and genetics research institute, primarily funded by the Wellcome Trust. Since 2000, the institute expanded its mission to understand "the role of genetics in health and disease". The institute now employs around 900 people and engages in five main areas of research: Cancer, Ageing and Somatic Mutation; Cellular Genetics; Human Genetics; Parasite and Microbes; and the Tree of Life.