timjonesbooks, Ten authors where I’ve read at least 5 of their books - Lists 2 and 3 - compiled with the help of my old Librarything library:
Margaret Atwood
Alison Bechdel
Jorge Luis Borges
Bill Bryson
Angela Carter
C. J. Cherryh
P S Cottier
John Crowley
Fyodor Dostoevsky
Janis FreegardNicky Hager
Elizabeth Jane Howard
Stephen King
Helen Lowe
Mark Pirie
Tim Powers
Helen Rickerby
Kim Stanley Robinson
Martin Cruz Smith
J R R Tolkien