Did you read their hubs or see what their hubs were about?
If you answer no, then that would be a good reason why other people haven't read it either.
Usually, a person has a lot of low scoring hubs, due to content or lack of content. These people are the same people who haven't quite figured out what they are doing at hubpages in the first place. (not sure if that is true, but seems like a good indicator)
My author score is now 88. I've been active on the forums, hopping hubs, and answering questions. I haven't had this low of score since when I first started. Does removing poorly performing hubs cause author scores to...