Marcos Martín is a critically acclaimed, Eisner Award-winning Spanish comic book artist who has worked in American comics. His notable works include Batgirl: Year One, Doctor Strange: The Oath, Breach, The Amazing Spider-Man, and Daredevil. He has also produced numerous covers for Marvel Comics and DC Comics.In 2013, he founded Panel Syndicate an online publisher of DRM-Free pay what you want webcomics in multiple languages, to publish his and Brian K. Vaughan's creator-owned comic The Private Eye. The Private Eye has received critical acclaim and media attention for Martin's art and for its role as one of the first DRM-Free, pay what you want comics by creators of Martin and Vaughan's caliber. As of July 2013 three issues have been published in English, Spanish, Catalan, Portuguese, and French, with additional languages in development.