Laurie Altman's musical compositions on Sonic Migrations represent, in some way, a passage: A passage through places (globally), history and events, words, sonic environments, people's lives and their mutual emotions. The pieces are the by-product of a time span of some 25 years, encompassing diverse ensembles and sonic frameworks, far-flung influences, textures, and feelings. There are some outstanding artists playing, like Clipper Erickson (piano), or the Manhattan String Quartet, to name a fe