http://tags.library.upenn.edu/tag/Public_Health+ghost_map+open_source+city_planning PennTags Feed http://tags.library.upenn.edu/makerecord/url/11502 http://tags.library.upenn.edu/makerecord/url/11502 <span class="rss:item"><p> Episode #6 of the Boing Boing Boing podcast is ready for downloading. Our guest for this edition is author <a href="http://stevenberlinjohnson.com/">Steven Johnson</a>, whose new book &quot;<a href="http://www.amazon.com/gp/redirect.html?ie=UTF8&amp;location=http%3A%2F%2Fwww.amazon.com%2Fexec%2Fobidos%2FASIN%2F1594489254%2Fboingboing0e-20%2F&amp;tag=boingboing06-20&amp;linkCode=ur2&amp;camp=1789&amp;creative=9325">The Ghost Map</a>&quot; my blog-mate Pesco describes as: </p><blockquote>An account of an 1854 cholera outbreak on London's Broad Street [and] a magnificent combination of science thriller, cultural history, and celebration of cartography as a powerful tool to help us understand the dynamics of urban life. </blockquote></span>