The author of The Official Underground and Newave Comix Price Guide, he was a long-time editor at King Features Syndicate, eventually rising to the position of editor-in-chief.

[4] At the same time, Kennedy was a humor book agent as well as a cartoon consultant and editor for magazines and publishers, including People and Whittle Communications.

Price's Rhymes with Orange, Sandra Bell-Lundy's Between Friends, and Rina Piccolo's Tina's Groove; as well as Six Chex, a rotating series of female-made strips.

[1] In 2006, Kennedy introduced King Features' DailyINK, an online service that costs $19.99 annually and makes available, on a web page and via email, more than 90 vintage and current comic strips, puzzles and editorial cartoons.

[5] The vintage strips have included Bringing Up Father, Buz Sawyer, Flash Gordon, Krazy Kat, The Little King, The Phantom and Rip Kirby.

[7] Kennedy's memorial service, held in Manhattan in mid-April 2007, was attended by notables from the world of cartooning and comics, including Bunny Hoest, John Reiner, Sam Gross, Jules Feiffer, Mort Gerberg, Isabella Bannerman, Rina Piccolo, Irwin Hasen, Jim Salicrup, Maggie Thompson, Chris Browne, Arnie Roth, Dan Piraro, Jim Borgman, Mike Lynch, Mort Walker, Patrick McDonnell, and Matt Groening.