Sabrina Yip @sabrina-yip Active 2 hours, 28 minutes ago ActivityProfileSites 0Friends 0Groups 0 PersonalMentionsFavoritesFriendsGroups Show: — Everything — Updates New Sites Posts Comments Friendships New Groups Group Memberships Group Updates Sabrina Yip's profile was updated 4 months, 2 weeks ago CourseDepartmentFaculty/Staff portfolioProjectStudent portfolio