This is a list of the authors that I have read more than one of their books in the past couple of years.
Douglas Adams
Hitchhikers Guide to the Galaxy Series
Hitchhikers Guide to the Galaxy
Restaurant at the End of the Universe
Life, The Universe and Everything
So Long, and Thanks for All the Fish
Russell Ash
Peter V Brett
Demon Trilogy
Charlie Brooker
Jim Butcher
Dresden Files
James M Cain
The Postman Always Rings Twice
Eoin Colfer
The Artemis Fowl Series
Artemis Fowl: The Arctic Incident
Suzanne Collins
The Hunger Games Trilogy
Raymond E Feist
The Riftwar Saga
Mick Foley
Have A Nice Day: A Tale of Blood and Sweatsocks
Nick Hornby
Neil Gaiman
Simon Garfield
Aldous Huxley
Doors of Perception/Heaven and Hell
Chris Jericho
A Lion’s Tale: Around the World in Spandex
Undisputed: How to Become World Champion in 1,372 Easy Steps
Pittacus Lore
The Lorian Legacies
David Mamet
George RR Martin
A Song of Ice and Fire Series
A Storm of Swords: Steel and Snow
A Storm of Swords: Blood and Gold
A Knight of the Seven Kingdoms
Michael Morpurgo
The Amazing Story of Adolphus Tipps
David Nicholls
Terry Pratchett
Discworld
Philip Pullman
His Dark Materials
Rick Riordan
Percy Jackson and the Olympians Series
Percy Jackson and the Lightning Thief
Percy Jackson and the Sea of Monsters
Percy Jackson and the Titan’s Curse
Percy Jackson and the Battle of the Labyrinth
Percy Jackson and the Last Olympian
The Kane Chronicles
Veronica Roth
The Divergent Series
JK Rowling
Harry Potter Series
Harry Potter and the Philosophers Stone
Harry Potter and the Chamber of Secrets
Harry Potter and the Prisoner of Azkhaban
Harry Potter and the Goblet of Fire
Harry Potter and the Order of the Phoenix
Harry Potter and the Half-Blood Prince
Harry Potter and the Deathly Hallows
John Steinbeck
Tom Stoppard
Maria V Snyder
Study Series
Mitchell Symons
Jonathan Tropper
Danny Wallace