Vivvo CMS 4.1 PRI: Public Radio International http://www.pri.org/ ©2010 Spoonlabs d.o.o. PRI: Public Radio International http://www.pri.org/files.php?file=rss_682409203.gif http://www.pri.org/ Oprah Winfrey's worldwide influence http://www.pri.org/stories/business/social-entrepreneurs/oprah-winfrey-s-worldwide-influence4101.html Social Entrepreneurship Fri, 27 May 2011 09:07:00 -0500 Oprah Winfrey's talk show is aired in about 150 countries, and it's been the model of scores of talk shows around the world. PRI: Public Radio International