Sorry for that this is not a real question. But I thought people would like to know.

Alexandre Grothendieck died today: http://www.liberation.fr/sciences/2014/11/13/alexandre-grothendieck-ou-la-mort-d-un-genie-qui-voulait-se-faire-oublier_1142614

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Sorry for that this is not a real question. But I thought people would like to know.

Alexandre Grothendieck died today: http://www.liberation.fr/sciences/2014/11/13/alexandre-grothendieck-ou-la-mort-d-un-genie-qui-voulait-se-faire-oublier_1142614

after he left his job at the IHES, the foundations of homotopy theory and higher category theory. For this, see:Pursuing Stacks,Les Derivateurs, still unpublished, but containing ideas that lead to e.g. Voevodsky's proof of the Milnor and Bloch-Kato conjectures using motivic homotopy theory. $\endgroup$17more comments