There is nothing trivial about Mary Gauthier's tenth album, Rifles & Rosary Beads (Thirty Tigers), all eleven songs co-written with and for wounded veterans. Eleven of the nearly four hundred songs that highly accomplished songwriters have co-written as part of the five-year-old Songwriting With Soldiers program. Participants of the program have shared that the experience of songwriting was life changing for them, some even said life saving. Something about writing that song —telling that story —is healing. What program co-founder…