In the documentary, “Louder Than a Bomb,” a poet takes the stage and says “poets, breathe now.” Though I wasn’t a poet yet when I saw the film, I held my breath and then released it with him. In that electrifying and powerful moment, I breathed life into a poem for the first time. I felt the poetry begin to pulse through me. That’s how Heather Knowles (aka Heather K, aka Slamama) remembers feeling when she saw “SlamNation,” shortly after founding the Des Moines Poetry Slam, Iowa’s first-ever poetry slam,…
