From WIKIPEDIA:
Vienna Teng (b. October 3, 1978, Saratoga, California) is a Taiwanese American pianist and singer-songwriter based in New York City. Her birth name was Cynthia Yih Shih. Teng has released four studio albums: Waking Hour (2002), Warm Strangers (2004), Dreaming Through The Noise (2006) and her latest album, Inland Territory, which was released in the United States on April 7, 2009.
Teng's musical style incorporates folk, pop, classical piano, and a cappella. She uses piano as her primary instrument and writes lyrics with emotion, narrative, and personal history. Teng is a baseline alto, but sings over a wide range.