Vitaliy Borisov @vitaliy-borisov Active 5 years, 2 months ago ActivityProfileSites 1Friends 0Groups 0 PersonalMentionsFavoritesFriendsGroups Show: — Everything — Updates New Sites Posts Comments Friendships New Groups Group Memberships Group Updates Vitaliy Borisov changed their profile picture 11 years, 12 months ago Vitaliy Borisov changed their profile picture 11 years, 12 months ago CourseDepartmentFaculty/Staff portfolioProjectStudent portfolio