The following Q&A was conducted by Paul M. Banks (@Paul_M_BanksTSB) for ChicagoNow.com and was published on October 26, 2011. Congrats on keeping the Celtics site within the top 5 most trafficked (among NBA sites), what’s the key to that success? Stringer: When I first joined the Celtics in 2005, our team was not a championship…