Heisman Trophy Winners: References & Edit History

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• John P. Rafferty
  John P. Rafferty writes about Earth processes and the environment. He serves currently as the editor of Earth and life sciences, covering climatology, geology, zoology, and other topics that relate to the natural world.
• The Editors of Encyclopaedia Britannica
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Other Encyclopedia Britannica Contributors

• Will Gosner
• J.E. Luebering
• Amy Tikkanen