Katherine Ciesinski is one of the few master performers to also become a master teacher. Ms. Ciesinski is a frequent clinician at the annual International Symposium on Care of the Professional Voice in Philadelphia. She created the Vocal Workshop for the annual International Composition Seminar at the Royaumont Foundation in France, and the vocal chamber institute Close Encounters for the Texas Music Festival. 

She has lectured in and served on the steering committee for the University of Texas School of Public Health’s Healthcare and the Arts Series and lectured for the Eastman/Cornell Music Cognition Symposium in Rochester. She continues to act as a judge for the Metropolitan Opera National Council auditions and is currently on the international faculty of the Artescénica Encuentro Operistico in Mexico. 

Her recent students have achieved performing successes in Europe and South America, one as a Fulbright scholar in Cairo, as well as in the apprentice programs of the Santa Fe, St Louis, Chicago Lyric, Seattle, Los Angeles, Central City, San Francisco, Orlando, Fort Worth, and Des Moines Metro Operas and serve on the faculties of Michigan State, Oklahoma State, Texas Tech, San Jose State, Sam Houston State, and Houston Baptist University. Other students are also active in a wide range of repertoire from early music to world premieres, with the Boston Early Music, Aspen, Tanglewood and Weimar Lyric Opera Festivals as recent examples. Formerly Professor of Music and Chair of Voice Studies at the Moores School of Music, University of Houston, she joined the faculty of the Eastman School of Music in August of 2008.