Charles Waldo Rezk (born 26 January 1969) is an American mathematician, specializing in algebraic topology and category theory.
[2] In 1996 he received his PhD from MIT with thesis Spaces of Algebra Structures and Cohomology of Operads and advisor Michael J.
[5] He held visiting positions at MIT in 2006 and at Berkeley's MSRI in 2014.
[2] Rezk was an invited speaker at the International Congress of Mathematicians in Seoul in 2014.
[6] He was elected a Fellow of the American Mathematical Society in the class of 2015 (announced in late 2014).