Lee Child writes the Jack Reacher series of books and are pretty danged good too.
John Sandford's "Prey" series about Lucas Davenport are also pretty good.
CJ Box writes the Joe Pickett series the upcoming TV program is based upon. A Montana game warden.
I've read all of Lee Child, Jack Reacher, books.
All of John Sanford's , Prey, books. I just finished "Wicked Prey"
I also read the books by James Rollins and Brad Thor.