It's discussed in the link above^^^ https://www.albionresearch.com/kelly/ Put in your stats. Increase contracts as needed. If Kelly says risk $150 and your S/L is 1 point then you risk 3 contracts. The other comments on here are pretty much useless, much like the majority of what's on here unfortunately.
All it is a way to avoid risk of ruin while maximizing your returns. Im not sure what you mean by publishing his results? Results from what? He's praised by everyone from gamblers to traders for good reason. Thorp used it. That should say a lot.
Suggest max trading size to be where money pressure is low enough so that you don't make poor decisions. (Going "balls out" with the "max leverage you can get" is rarely a good strategy.)
I won't bet any more $ than my Porsche Turbo is worth. If I loose the $ I can sell the Turbo. It's not like I really need the car.
try this say your limit is 15, start with 1 to get in the market and then your mind will have better clarity of what's going on as the market moves against your conviction add on (for example) 2, a few tick's away from your original entry and then set 4 out even further and then 8 further out with your mouse on the reverse hotkey just in case.