Looking for a new literary podcast to fill your downtime? David Naimon’s “Between the Covers” author interview series may do the trick. The series, which appears regularly on Portland, Oregon’s KBOO 90.7 FM, is available for free on iTunes. Past guests have included Karen Russell, George Saunders, China Miéville and Junot Díaz. Forthcoming episodes will feature the likes of NoViolet Bulawayo and Jami Attenberg.