Higgs ((1932-05-06)6 May 1932 – (2011-02-25)February 25, 2011) was a British mathematician, Doctor of Mathematics, and professor of mathematics who specialised in combinatorics, universal algebra, and category theory.
He wrote one of the most influential papers in category theory entitled A category approach to boolean valued set theory, which introduced many students to topos theory.
He was a member of the National Committee of Liberation and was an outspoken critic against the apartheid in South Africa.