Hyman Bass (/ˈhaɪmən bæs/; born October 5, 1932)[1] is an American mathematician, known for work in algebra and in mathematics education.

His thesis, titled Global dimensions of rings, was written under the supervision of Irving Kaplansky.

Bass formerly chaired the Mathematical Sciences Education Board (1992–2000) at the National Academy of Sciences, and the Committee on Education of the American Mathematical Society.

[3] Since 1996 he has been collaborating with Deborah Ball and her research group at the University of Michigan on the mathematical knowledge and resources entailed in the teaching of mathematics at the elementary level.

He has worked to build bridges between diverse professional communities and stakeholders involved in mathematics education.