Nii Otoo Annan has been part of the ritual and traditional drum scene in Accra, Ghana and has played in highlife and church bands. He was featured together with Nii Noi Nortey in Mau Mau Muziki, Jazz Kelenche, and African Sound Project. Together with Nortey and Steven Feld he recorded and toured 2005-2008 as Accra Trane Station, performing on APK, the „African Percussion Kit‰ of gyili wood balafon, small metal gyili xylophone, jazz hi-hat and ride cymbals, bell rack with several gankokui double bells and assorted hand bells; djembe, kpanlogo, atumpani, and brekete floor drums, as well as a four-keyashiwa box bass. He also plays molo two-string lute and electric guitar. He is featured on four VoxLox Accra Trane Station recordings: Tribute to A Love Supreme (2005), Meditations (2006), Another Blue Train (2007), and Topographies of the Dark (2008).

Steven Feld is Distinguished Professor of Anthropology and Music at the University of New Mexico and Professor II at the Institute of Musicology, University of Oslo, Norway. A MacArthur and Guggenheim fellow, and member of the American Academy of Arts and Sciences, his research and publications in New Guinea, Europe, Japan, and Africa have concerned the anthropology of sound and voice. From 2005-2008 he performed and recorded on the ashiwa box bass in Accra Trane Station. He founded and has directed VoxLox Media since 2003.