Inverted Climb is a page-turning biography about a man who quietly enhanced the lives of millions of people. Like Terry Kohler himself, Inverted Climb reveals a tapestry of many subjects from military aviation to competitive sailing, adventure, saving species from extinction, political campaigns, business, philanthropy and more.

Born and raised in Wisconsin, Jon Helminiak shares many of Terry Kohler’s passions including piloting aircraft, international adventure, nonprofit entrepreneurism, nature, politics and the Great Lakes. He is the author of 6 other published books. His website is adventurequestproductions