Entering a season, most of us have an idea in our heads of what any given player might produce. For most younger players, it's hazily defined as a little better than what they did a season ago; for most older guys, it's a little less. But there's always a notion of roughly what each guy should produce, and in the cases when they fall short, our disappointment is palpable.
That brings us to the difficult task of today's column -- identifying exactly which players have disappointed us the most. In the wake of last month's piece analyzing this season's most improved players, it's time for the inevitable flip side: those who have taken the biggest steps backward.