Here's the recent history of the Madden Curse in one handy infographic
Madden NFL 15: Exploring the History of the 'Madden Curse', News, Scores, Highlights, Stats, and Rumors
8 Times That 'Madden Curse' Proved Painfully True
The Madden Curse: myth or reality? - AS USA
Hillis on the cover of Madden '12 – Orange County Register
The history of the Madden Curse
The history of the Madden Curse
The history of the Madden Curse
The History of John Madden EA Video Game and the 'Madden Curse'
Madden Curse' movie in the works - Report - GameSpot
History of the Madden Cover Athlete
Reigning NFL MVP Jackson will appear on Madden 21 cover - The San Diego Union-Tribune
The History of John Madden EA Video Game and the 'Madden Curse'
TV Review - Peyton Discusses The Madden Curse with Garrison Hearst in Latest Episode of Peyton's Places