He and his wife Tashia have been giving away bits of their wealth for 25 years, as this Cap Times article points out.

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But to wade a bit further into the public sphere can open you up to attack, as this Washington Post article points out, noting the case of Penn State climate scientist Michael E.

FORBES: Asymmetric Climate Warfare

Sometimes, as this article by The Indianapolis Star points out, to the detriment of interest in high school football (where the chasm between public and private schools is the greatest because of the number of players needed to build a strong program).

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As the article points out, this is in stark contrast to other companies.

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As my colleague Monte Burke points out in this article on fellow landowner Louis Bacon, Turner has worked to return the land at his Flying D Ranch in Montana to it traditional natural state, taking out fences and letting bison roam the grasslands.

FORBES: World's Greenest Billionaires 2013