These are the following authors whose authors page have been wiped out (no posts aggregate):
Halle Stockton
J. Dale Shoemaker (he may have reassigned a few)
Jeffrey Benzing (he may have reassigned a few)
Mila Sanina
Natasha Vicens
The problem is that there are duplicate Co-Author terms for these various users, but their term archives redirect to the term that doesn't have any posts in it.
https://secure.helpscout.net/conversation/707157724/2839/?folderId=1219602
The problem is that there are duplicate Co-Author terms for these various users, but their term archives redirect to the term that doesn't have any posts in it.
Suggested fix: surgery on the database, following https://github.com/Automattic/Co-Authors-Plus/issues/637