Sound, assumption and symbolism -- 'Folk' music and 'traditional' music -- Dance music and song -- Loyalty, identity and religion in Northern Ireland -- The myth of 'the west' -- The 'sound' of music -- GAA, culture and the Victorian model -- Fetishising the crossroads -- Religion, nationality, difference and inequality -- The radical impetus of 'folk' -- Traditional music in a modern world -- Performance style and political identification -- Dreams and realities -- folk memory and Gaelic identity -- The way it was? -- The bridge of glass -- Scotland and Ireland -- 'Crossing over' of tunes and songs -- A music- and song-transmission cornucopia -- Migration, movements and music -- The fluidity of change -- New nations, new times, new cultures -- The creation of modern style -- Tonal boundary-marking: prejudice, politics and ethnicity -- Withering and blooming in the seventies -- Jigging at the crossroads, 2008