This event is sold out, but you can catch the live video Web cast at thegreenespace.org.

In his only New York City appearance, Thomas Dolby ("She Blinded Me With Science") will give an exclusive sneak preview performance of songs from his first album of new material in 20 years, A Map of the Floating City, with New York string quartet Ethel and accordion player Rachelle Garniez.

Also, The Jolly Boys, masters of mento – the music of Jamaican dancehalls before ska, rocksteady and reggae – will share their latest album, “Great Expectation,” and perform its covers of songs by artists such as Iggy Pop and Amy Winehouse.