Ever heard of the Mystery Guild?

If you're a dedicated fan of mysteries you should check them out.

It's a book club, of course, and you can be exposed to quite a few authors whom you otherwise might not see.

http://www.mysteryguild.com/

From their website:

Discover Mystery Guild Book Club and choose from a wide selection of bestselling mystery books, including true crime books, romantic suspense books and thriller books. Our book club has top books from popular authors such as James Patterson, Janet Evanovich, John Grisham, Mary Higgins Clark, Dean Koontz, Fern Michaels and many more. You'll find the best new book releases, as well as classic titles, discount books and recommendations from our editors. Mystery Guild Book Club is the place to order books online.

They have books in the following genres:
-American Detective
-Anthology
-British
-Cozy
-Historical
-Horror
-Non-fiction
-Police proceduresals
-SPy and intrigue
-Thriller and suspense