@marinkupfer Active 1 month, 2 weeks ago ActivityProfileGroups 1 PersonalMentionsFavoritesGroups Show: — Everything — Updates New Groups Group Memberships Group Updates Marin Kupfer joined the group RPI_Spring 2024 1 month, 3 weeks ago RPI_Spring 2024 Visit group Marin Kupfer became a registered member 1 month, 3 weeks ago Marin Kupfer @marinkupfer View Profile