A number of religious groups have announced their support for the anti-Wall street demonstrations taking place in New York, but when it comes to the movement's spiritual leader, one man stands out.<br /><br />Bill Talen, who goes by the name of Reverend Billy, is an activist and not an ordained minister.<br /><br />Long before the indebted and disenfranchised began occupying a park in New York's financial district, Reverend Billy was preaching against major corporataions in the US like Starbucks, Wal-Mart and now Bank of America.<br /><br />Police have arrested him dozens of times, but for him, the growing popularity of the Occupy Wall Street demonstration validates all he believes in.<br /><br />Al Jazeera's Kristen Saloomey reports from New York.