The World of Black Hammer Omnibus Volume 5

Geoff Johns is an award-winning writer and one of the most popular contemporary comic book writers today. Johns is the author of the New York Times best-selling graphic novels Aquaman: The Trench, Blackest Night, Green Lantern: The Sinestro Corps War, Justice League: Origin, Superman: Brainiac and Batman: Earth One which hit number one on the bestseller list. He is also known for transforming Green Lantern into one of the most critically and commercially successful franchises in comics. Johns has written for various other media, including episodes of Smallville, Arrow, and Adult Swim's Robot Chicken, for which he was nominated along with his co-writers for an Emmy. He is the Chief Creative Officer of DC Entertainment and resides in Los Angeles, California.

Award-winning Canadian cartoonist Jeff Lemire is the creator of the acclaimed monthly comic book series Sweet Tooth published by DC/Vertigo and the award-winning graphic novel Essex County published by Top Shelf. He also writes Animal Man, Frankenstein Agent of S.H.A.D.E., and Superboy for DC Comics. In 2008 Jeff won the Shuster Award for Best Canadian Cartoonist and the Doug Wright Award for Best Emerging Talent. He also won the American Library Association's prestigious Alex Award, recognizing books for adults with specific teen appeal. In 2010 Essex County was named as one of the five Essential Canadian Novels of the Decade. In 2013 Lemire published the graphic novel The Underwater Welder. He currently lives and works in Toronto with his wife and son.