expert Florian Weigand 2/1/23 expert Florian Weigand 2/1/23 Jonathan Somer Fellow Read More expert Florian Weigand 11/18/22 expert Florian Weigand 11/18/22 Katharine Fortin Fellow Read More expert Florian Weigand 10/20/22 expert Florian Weigand 10/20/22 Sandesh Sivakumaran Fellow Read More