Jeffrey Adam Zucker famed as Jeff Zucker is an American media executive who has served as president and CEO of NBC Universal previously. Moreover, he served as an executive in residence at Columbia Business School. He was picked to take over as the president of CNN Worldwide in January 2013 after Jim Walton's tenure in November 2012. He administers CNN, CNN International, HLN, and CNN Digital. He had to move away from CNN's leadership to recover from heart surgery in July 2018.