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Jeff Chiu/Associated Press

If there's one thing we know about the NFL, it's that this league is predicated off of change.

With each passing season, franchises dismiss and hire head coaches with the hopes that these men will be able to bring stability to the forefront of some of the league's most prominent organizations.

Judging by the hires that went down this past offseason, there's only one constant in an NFL team's hunt for a head coach: They can come from just about anywhere.

Though we are still months away from the start of the 2014 regular season, it's never too early to examine some of the NFL's top assistants who have a shot to become a head coach in 2015.