Reports
30/11/07 Boston colloquium meeting on trends in the mathematical representation of space: Discussions incl M Wright, FW Lawvere & P Cartier / Pierre Cartier: The naturalness of mathematics; towards a relativised ontology for mathematics / 01/12/07: Pierre Cartier: Living in a contradictory world; categories versus sets / Colin McLarty: Generality versus unity in geometry / FW Lawvere: Euler, Maxwell, Grothendieck and the nature of space time / Jean-Pierre Marquis: From Klein to Kan; the algebra of space and the space of algebra (incomplete) subsequent discussion / M Iftime: Grothendieck's universe