Joseph "Jeph" Loeb III is an acclaimed American film and television writer, producer, and comic book writer. Known for his dynamic storytelling and character development, Loeb's career has spanned several notable projects across different media platforms.

As a producer and writer, Loeb has left his mark on the television landscape with his work on series like Smallville and Lost, as well as being a writer and co-executive producer for the NBC TV show Heroes from its premiere in 2006 to November 2008. His tenure as the Head of and Executive Vice President of Marvel Television from 2010 to 2019 further solidified his position in the industry.

Loeb is a decorated creator in the comic book world, having won four Eisner Awards and five Wizard Fan Awards. His contributions to the comic book industry are vast, working on many major characters including Spider-Man, Batman, Superman, Hulk, Captain America, Cable, Iron Man, Daredevil, Supergirl, the Avengers, and Buffy the Vampire Slayer. Much of his notable work has been produced in collaboration with artist Tim Sale, whose art has been pivotal in bringing Loeb's stories to life, particularly in the series Heroes.

His work has not only earned critical acclaim but has also appeared on the New York Times Best Seller list, showcasing his wide appeal and significant impact on both the comic book and television industries.