Stephen Petranek

{{BLP primary sources|date=August 2018}}

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• Writer
• Editor

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Stephen Petranek is an American writer, and editor of Breakthrough Technology Alert. He has previously edited Discover, and The Washington Post{{'}}s magazine. He was the founding editor and editor in chief of This Old House magazine for Time Inc., and was senior editor for science at Life magazine.{{cite web|url=http://www.ted.com/about/programs-initiatives/ted-books|title=About TED Books|publisher=TED|accessdate=29 July 2016}}{{cite web|url=http://www.space.com/30403-mars-colonization-interview-stephen-petranek.html|title='How We'll Live on Mars': Q&A with Author Stephen Petranek|last=Lewin|first=Sarah|date=August 31, 2015|work=Space.com|accessdate=29 July 2016}}

He is co-founder and President of Arc Programs.{{cite web|url=http://arcprograms.net/stephen-petranek/|title=Stephen Petranek|publisher=Arc Programs|accessdate=29 July 2016}} He also writes for the Daily Reckoning.{{cite web|url=http://dailyreckoning.com/author/spetranek/|title=Articles By Stephen Petranek|work=The Daily Reckoning|accessdate=1 August 2016}}

Petranek spoke at the TED conference in 2002, and again in 2016.{{cite web|url=http://www.ted.com/speakers/stephen_petranek|title=Stephen Petranek|work=TED|accessdate=29 July 2016}}

His book How We'll Live on Mars was published in 2015.