The future of the NFL is already here. We just don't know it yet.
We have seen consistent performances from these players on a week-to-week basis early in their careers, but the question with all of them is whether they can sustain this early performance and be consistent on a year-to-year basis.
So what's the cutoff to be regarded as the future at your position? I set the mark at 25 years old with more than three years in the league.
Any older than that with more experience, and chances are you're probably considered among the "present" and not the future. Also, any player who has been voted to a Pro Bowl is already regarded as one of the best at their position, and therefore is not included in this list (although I'm including Pro Bowl alternates here).
Beyond those requirements, these are the players that we'll be talking about as one of the best at their positions for years to come.