Trudy Rubin's "Worldview" column does not appear today. Follow her blog at www.philly.com/worldview. EndText Posted: May 5, 2013 - 3:01 AM Trudy Rubin, Inquirer Columnist Inquirer Morning Newsletter Get the news you need to start your day Sign Up Inquirer Morning Newsletter Never Miss a Story Subscribe We Recommend Pennhurst’s controversial history exploited in Guillermo del Toro’s latest movie | Opinion Dennis B. Downey, For the Inquirer Does Scabby the Rat cause fear — or is the NLRB inflating the balloon’s power? | Opinion Michael M. Oswalt, For the Chicago Tribune Join our Philly town hall to fight corruption and special interests in government | Opinion Neil Goldstein, for the Inquirer Mandatory inclusionary zoning helped Pittsburgh with housing equity. Can it work in Philly? | Opinion Mark Schwartz and Robert Damewood, For the Inquirer The youth vaping crisis is a Juuling epidemic | Opinion Bonnie Halpern-Felsher, for the Los Angeles Times The most dangerous predator in the water is not a shark | Opinion Paula Moore, For the Inquirer