Shania Twain and Brad Paisley are among 12 nominees for the Nashville Songwriters Hall of Fame in 2022. Since the release of her debut album 1993, Twain has placed 22 self-penned Top 20 songs on the Billboard charts. Twain was named NSAI’s 1998 Songwriter/Artist of the Year as well as BMI’s 1999 Country Songwriter of…