"When you stray from a trail and strike out into the woods, you are bushwhacking. The term implies a physical thrashing about-pushing past branches, slicing through thickets, leaping across downed trees-but it also implies a certain fortitude and resilience to seek places unknown. In Bushwhacking, Jennifer McGaha borrows the term, likening it to what writers do when faced with the equally daunting blank page. Exploring the wilderness of your inner...