Recently published by Vanishing Inc. is "Finding the Center"
Quotes from various cardmen.
"Congratulations on developing an excellent move for gambling demonstrations." Darwin Ortiz
"Great!" Roberto Giobbi
"If you want to learn the center deal - and who doesn't? - you have to get Finding the Center." Denis Behr
"I've come to the conclusion that Zuccaro's method is the best and most practical of all the methods in existence. My condolences to Mr. Allen Kennedy, Fred Robinson and Andrew Wimhurst." Jack Carpenter
"Your execution of the center deal is outstanding. I really admire your tenacity to come up with a method which is not only a great solution but authentic in relation to how the deal should look in a gambling demonstration. Michael Vincent
"A very fine, convincing center deal. A great contribution to an elite field of card manipulation." Andrew Wimhurst
I've gotten a copy quite recently directly from the author. You can get yours much quicker and pay less money if you order a copy here:
http://www.vanishingincmagic.com/magic/ ... he-center/
I'd toss in my two cents, as to my opinion of the book but I think I'll let the folks I quoted above do the heavy lifting.
Oh, and I'll second the opinion that Jared Kopf has the Kennedy deal down, stone cold. Jared, pound for pound is the best cardman in the world.