Ketty Nez joined the composition and theory department at the Boston University School of Music in 2005, after teaching for two years at the University of Iowa. At BU, she directs the Time's Arrow new music ensemble, and BU commissions include cirrulian ice, for ensemble Alea III, and take time, for the Boston University Wind Ensemble. Current projects include CD recordings of recent duo compostions for strings and piano; beyond release, for two celli and chamber orchestra, with the University of Iowa Center for New Music; timed curves, with Ex Novo ensemble of Venice; and a piano concerto with the Boston University Wind Ensemble. Ketty is part of several duo collaborations including the Wolfe/Nez duo (with violinist Katie Wolfe), and "The Two Composers" (with composer/violist Mark Berger).

Ketty completed, in 2002-3, a residence of several months at the Ecole Nationale de Musique in Montbeliard, France, prior to the premiere of her chamber opera An Opera in Devolution: Drama in 540 Seconds, at the 2003 Seventh Festival A*Devantgarde in Munich. In 2001, she spent several months as visiting composer/scholar at Stanford University's Center for Computer Research in Music and Acoustics (CCRMA), and in 1998 participated in the year-long computer music course at the Institute de Recherche et Coordination Acoustique/Musique (IRCAM). Before computer music studies, Ketty worked for two years with Louis Andriessen in Amsterdam, and co-founded the international contemporary music collective Concerten Tot and Met. Her music has been performed in festivals in Europe, North America, and Asia. Ketty holds a Ph.D. in composition from the University of California at Berkeley (1994), a master's degree in composition from the Eastman School of Music (1990), a bachelor's degree in piano performance from the Curtis Institute of Music (1983), and a bachelor's degree in psychology from Bryn Mawr College (1987).