One of our power users suddenly couldn't share proofs, or tag others in
proofs, and we discovered his default proof role was changed from
'moderator' to 'reviewer/approver'. Actually, when we looked at him from
the User list view in proof, it stated 'reviewer/approver' but clicking
into his profile, it said 'moderator'. Through trial and error, we
switched the default role to something else, then switched it back to
'moderator' and it held. Then we looked at others, and they were also
switched a...