Which Cartoon Network president had the best run of shows?
Betty Cohen
>Space Ghost Coast to Coast, What a Cartoon!, Dexter's Laboratory, Johnny Bravo, Cow and Chicken, The Powerpuff Girls, Ed, Edd n Eddy, Courage the Cowardly Dog
Jim Samples
>Samurai Jack, Codename: Kids Next Door, The Grim Adventures of Billy & Mandy, Star Wars: Clone Wars, Foster's Home for Imaginary Friends, Camp Lazlo, Ben 10
Stuart Snyder
>Chowder, The Marvelous Misadventures of Flapjack, Star Wars: The Clone Wars, Adventure Time, Regular Show, The Looney Tunes Show, The Amazing World of Gumball, Teen Titans Go!, Uncle Grandpa, Steven Universe
Christina Miller
>Over the Garden Wall, Clarence, Mighty Magiswords, We Bare Bears, Wabbit, Be Cool, Scooby-Doo!, Bunnicula, PPG 2016, Ben 10 2016, Justice League Action
I'm only listing notable/heavyweight shows, lesser-known ones are left out.