Scouting isn't exactly a science, as there are a multitude of factors that affect the decision-making processes behind it. One man's treasure may be another man's trash. Some have certain criteria or a threshold they will or will not pass.
That's what inevitably leads to sleepers and diamonds in the rough. The ability to pinpoint talent that will translate to the NFL is an art form that's tough to master, and it's far from perfect.
The following guys aren't just any prospects, though; they're guys with a big upside that could end up being late-round steals in April's draft.