%0 Journal Article %A Martin Bridson %A Dan Segal %T Editorial %J Groups, geometry, and dynamics %D 2011 %P 207-211 %V 5 %N 2 %U http://geodesic.mathdoc.fr/articles/10.4171/ggd/123/ %R 10.4171/ggd/123 %F 10_4171_ggd_123