# Sir Michael Atiyah: hard at work at 86

Transitivity The blog today is a result of transitivity: A implies B, and B implies C, so A implies C. (A) I am at the Banff International Research Station (BIRS) in Banff for a workshop on random geometric graphs. (B) The director of BIRS is Nassif Ghoussoub, who I recently interviewed. (C) Nassif Ghoussoub recently posted on… Read More Sir Michael Atiyah: hard at work at 86