When I read the title, I assume Grothendieck is a country. You know, because it says "Grothendieck is a country". So maybe you don't need to say "Grothendieck,

When I read the title, I assume Grothendieck is a country. You know, because it says "Grothendieck is a country". So maybe you don't need to say "Grothendieck, the mathematician", but the title is specifically going out of its way to be as unclear as possible.