down with Reason Magazine Editor Matt Welch to discuss his book, the difference between practical and ideological environmentalism, and how U.S. foreign aid policy encourages population control . Source: youtube.com #Robert Zubrin #Louis Pasteur #Matt Welch #Thomas Edison #Malthusianism #Population growth #Zubrin #Samsung #Android #Maker Faire #TechCrunch Disrupt #Steven Spielberg #Westfield Stratford