From her home base in Boston, Lori McKenna has carved out an enviable niche for herself as one of Nashville's most in-demand songwriters while maintaining a prolific and remarkably consistent career as a solo artist. By the time her songwriting took off in 2005, she had already released four strong independent albums of warmly crafted folk and Americana music, and as she began to rack up writing credits with country stars like Faith Hill, Carrie Underwood, and Keith Urban, fans found out about her own records. Continuing into the 2010s, McKenna became a well-established, award...