Valentin Chambon, @valentin_chambon 1 Friends ActivityProfileSites 0Friends 1Groups 0ForumsDocuments 0 PersonalMentionsFavoritesFriendsGroups Show: — Everything — Updates New Sites Posts Friendships New Groups Group Memberships Group Updates Topics Replies New Docs Doc Edits Doc Comments Yvan Le Bras and Valentin Chambon are now friends 8 years, 1 month ago