GQ's "Short Man" would be better described as a "Short, Slim Man." Also, "short" is often more a reflection of being less than an ideal than less than the average. By the way, in the United States, Germany, and elsewhere, Caucasian men are taller in some part of the country than they are in others. Ethnic distribution, perhaps.
Some of the slideshow's After pictures don't fit properly. Plus, while they are correct in pocket styles, the descriptions only discuss pocket squares. And if Chuck Lidell has a big drop, it's because his upper torso is huge.
Worst advice: "A lower button stance creates long lines, and that essentially stretches you out. " It is hard to describe how the buttons best work for a short man, but that isn't it.
To correct an oversight, What Not to Wear contains a depiction of a tall, heavy man. Fit books are limited in how many body types they can show.