Cartoonist and comic book writer best known for his revival in the 2000s of Plastic Man. He has worked with both Marvel and DC Comics, responsible for issues of Justice League America, Deadpool, and more.
His first job in the comic industry was as a high school intern with Marvel comics. He continued to work with them as he attended the School of Visual Arts in Manhattan.
He has won a number of awards for his work in comic books, including 8 Eisner Awards, 5 Harvey Awards, and 5 Glyph Comics Awards.
He was born in Queens, New York to John Baker, an art director, and Eleanor Baker, a high school audio-visual manager. He has a brother and a sister.