Update filter so it doesn't fail on AnonymousUser (#583)
Update filter so it doesn't fail on AnonymousUser (#583)


laurenbarker/SHARE,laurenbarker/SHARE,laurenbarker/SHARE,aaxelb/SHARE,CenterForOpenScience/SHARE,aaxelb/SHARE,CenterForOpenScience/SHARE,CenterForOpenScience/SHARE,aaxelb/SHARE