David H. Keller is the author of the critically acclaimed bestselling book, "The Last Place on Earth", which was chosen as a "Pick of the Week" by "Publishers Weekly". Keller's articles and essays have appeared in many magazines and newspapers including: "The Wall Street Journal", "The Los Angeles Times", and "USA Today". His interview with singer and philanthropist Celine Dion was reprinted in the book, "Champion: The Global Success Story of Celine Dion"
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Keller's research has been featured in many documentaries such as: "" (the story of Bill Gates) and "" (the story of Mother Teresa). He is also a host of the PBS television series, "Global Pulse", which explores emerging economic, social and environmental issues around the world. Keller lives in Southern California.