Michael Turner is an architectural historian and a former Inspector of Historic Buildings and Areas for Historic England.

Jeph Loeb is an Emmy award nominated and Eisner award winning writer/producer living in Los Angeles. In television, his many credits include Smallville, Lost and Heroes and in film, Teen Wolf and Commando. In comics, he is best known for his work with the supremely talented artist and partner-in-crime Tim Sale on Batman: The Long Halloween, Superman For All Seasons,Catwoman: When In Rome for DC as well as Daredevil Yellow, Spider-Man Blue and Hulk Gray for Marvel.

Geoff Johns is Chief Creative Officer of DC Entertainment. He has written highly acclaimed stories starring Superman, Green Lantern, The Flash, Teen Titans and The Justice Society of America.

He is the author of the New York Times bestselling graphic novels Green Lantern: Rage of the Red Lanterns, Green Lantern: Sinestro Corps War, Justice Society of America: Thy Kingdom Come and Superman: Brainiac, and is the author of DC Comics' biggest, most recent events, Blackest Night and Brightest Day.

Johns has also written episodes of the TV series Smallville and Robot Chicken. He is writing the story of the DC Universe Online massively multiplayer action game from Sony Online Entertainment LLC.