Back in 2008, the Bill & Melinda Gates Foundation began an experiment in promoting early-stage, speculative research in global health and development by launching an “innovation engine” called Grand Challenges Explorations (GCE).

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For two decades, I worked as a screenwriter on films and television. But in 2010, I was moved to produce a film featuring first-hand interviews telling the story of Dr. Jonas Salk and his research team. I wanted to tell the story of how they – along with the entire nation – pulled together to conquer the most-feared disease of the 20th century: polio.

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This summer, 64 years after recovering from polio, I will be solo hiking the 220-mile John Muir Trail, the culmination of a life of adventure. What follows is a brief look at my story.

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The TED conferences feature talks by some of the world’s most innovative thinkers and creative, influential change makers. I am returning to TED both as a speaker myself and as the curator of a session with four speakers devoted to revolutionary change through knowledge and innovation.

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Today marks the 106th anniversary of Rotary International and structures around the world will be illuminated with the powerful phrase, “End Polio Now” in support of a polio-free world.

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