Phil, you may want to check out gamblers anonymous. A friend of mine knew him and told me he once bet 500K on the World Series and I really didn't believe it. I do now.
Billy Waters gives a detailed account of Mickelson's staggering gambling habits in his book.
a little late for that, now.
Surprised he's not sleeping with the fishes. Gamblers and the mob go hand in hand. They tend to play for keeps when you're talking real money like this.