Don't be fooled by the simple exterior of your running shoes. Even the most basic model hitting store shelves today is far from basic in its design. Behind every shoe is a heavy dose of research and design informed by the people who know their feet best: Professional runners and athletes.

In a sit-down with ThePostGame, Nike's senior director of its Sports Research Lab explains the method behind the madness of building innovation into its running shoes. The product of that hard work is a well-regarded shoe line that continues to up the ante for athletic footwear everywhere.

More: Which Nike Running Shoe Is Best For You?

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