Get the Quality check Plugin (and run it
): to help clean up (make normal)
Most of what this is about will be checks under Check Metadata
For books whose Author Sort does not conform to preferences, simply select (QCPI) All Results: Tap 'E' (bulk metadata edit): Tick the Automatically set Author sort box: OK
The QCPI FIX section has tools to flip Fn Ln, standardize Initials
detect issues using the Check Metadata Menu
(and some other stuff)