For the help she provided to someone writing a history of the Mobile Archdiocese. Only a brief mention, but no mention at all would have been very unjust:

Noland called Mobile's Catholic archives "absolutely wonderful," and praised the archivist, Karen Horton.

As well he might. She downplays her contribution, but I'm pretty sure it was essential. I know she certainly spent a huge amount of time on it, digging up the raw material that Dr. Nolan (the name is misspelled in the story) turned into a book, and doing a lot of the computer-related work.