Alphabetically arranged entries provide information about key artists, songs, events, issues, and institutions associated with American popular country music.

"Tells the story of how West Virginia-born Tim O'Brien first made a name for himself as the mandolin- and fiddle-playing lead singer and principal songwriter for the 1980s bluegrass band Hot Rize, then pushed beyond bluegrass by moving to the US West for a time and building a music ecosystem through recording, producing, songwriting, collaborating, and forming new bands, a recording label, and a growing audience"--