Geoffrey Sperl, @geoffreysperl 0000-0003-1177-5752 1 Following 0 Followers ProfileActivitySites 1CORE deposits 0Following 1Followers 0Groups 5DiscussionsDocs Order By: Newest Follows Oldest Follows Last Active Newest Registered Alphabetical Viewing 1 member Lisa Marie Ortiz-Vilarelle Active 6 months, 1 week ago C of New Jersey Follow Viewing 1 member
