Brian Rotman

Brian Rotman (2 May 1938 – 23 January 2026) was a British academic who worked in the United States. Trained as a mathematician and later an established philosopher, Rotman blended semiotics, mathematics and the history of writing in his work and teaching throughout his career.

Rotman was later a distinguished humanities professor in the department of comparative studies at Ohio State University, also taught at Stanford, and gave lectures at universities throughout the United States including Berkeley, MIT, Brown, Stanford, Duke, Notre Dame, Penn State, Minnesota, and Cornell. Rotman’s best known books include ''Signifying Nothing: The Semiotics of Zero'' which provides a wide-ranging exploration of the zero sign, ''Ad Infinitum... The Ghost in Turing’s Machine'', and ''Theory of Sets and Transfinite Numbers'' (written jointly with G. T. Kneebone). Provided by Wikipedia