Detective Hieronymus 'Harry' Bosch (pronounced "He-ron-ee-mus" "Bosh") is a Fictional character created by American author Michael Connelly. Bosch debuted as the lead character in the 1992 novel "The Black Echo", the first in a best-selling police procedural series now numbering twenty-one novels.
Michael Connelly is a successful writer
The context states that the novels are a best selling series, so it is correct to conclude that the author is a successful writer.  It might be hard for the system to understand that best selling is an indicator of success.