The term "Fourth World" has often been used to describe various ethno-electronic compositions. Joining trumpeter Jon Hassell in different combinations on Possible Musics are co-producer and synthesist Brian Eno and percussionists Nana Vasconcelos and Ayibe Dieng, among others. Hassell has found a unique way to summon a lush, otherworldly sound from his trumpet, applying the Indian vocal techniques he learned from Pandit Pran Nath to the way he plays his instrument. Read more on Last.fm