This week I sat down with Pete Tiernan, founder of bracketscience.com, a website with a comprehensive database that allows subscribers to slice and dice historical NCAA tournament data. Tiernan also provides statistical trends, charts, tips and strategies for busting up your pools. Over the past several years he’s contributed a column to ESPN.com insider$ and in 2009 will be featured at CBSSports.com. Tiernan holds two degrees from Michigan and taught for a while within the English department. His ties to the M basketball program run deep as his dad, ‘Boom Boom’ Tom Tiernan, laced them up for the Maize & Blue back when they played at Yost Field House in the early 1950s. We met in downtown Saline at the excellent Brecon Grille and over a few pints, he was kind enough to answer questions about Beilein, Michigan, tourney trends, the selection committee and more. We close with a cool story about his son who played for the Grand Valley State team that shocked Michigan State at Breslin last year. Enjoy: MVictors: Michigan basketball is becoming relevant again thanks to John Beilein. Let’s cut right to it, how does Beilein’s tournament coaching record stack up? Tiernan: Michigan made a very good choice. John Beilein is the top overperforming active coach of the modern tournament era. There’s a statistic that I have…