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Kairos Quartet

Carrie Rehkopf &
Denise Dillenbeck, Violinists
Tim Betts, Violist
John Michel, Cellist

The Kairos Quartet, established in 1993, has been the quartet-in-residence at Central Washington University since 1998. Violinists Carrie Rehkopf and Denise Dillenbeck, violist Timothy Betts, and cellist John Michel have extensive chamber music experience and have toured internationally.  In addition to traditional concert performances, the Kairos Quartet is committed to educational outreach and to performing in unlikely venues in which they seek to break down the barriers between audience and performers.

Kairos Player Biographies

Carrie Rehkopf has maintained an active career as performer and teacher. In Washington, she has soloed with the Everett, Olympia, Wenatchee and Yakima Symphonies, as well as given the world premiere of Maria Newman's violin concerto, which she subsequently recorded at Capitol Records. Ms. Rehkopf has also performed on chamber music concerts at the Tanglewood, Banff and Norfolk festivals. Having served as the violin professor at Central Washington University in Ellensburg since 1990, her students have received many awards and are immediately employed upon graduation. In 2004 she received the Outstanding College String Teacher award from the Washington ASTA chapter.    For more information see her website.

Denise Dillenbeck has toured Europe, America and the Caribbean with the Philadelphia Orchestra, and has played with the Seattle Symphony, Baltimore Symphony, Pennsylvania Ballet Theater, Philly Pops, and many other orchestras across the U.S. As a member of the Oregon Symphony, she was a featured soloist for several concerts. She was associate concertmaster of the Tacoma Symphony, and has served as concertmaster for orchestras across the states and in England. As a member of the Third Angle New Music Ensemble, she gave world premiere performances of works by many of today's leading composers. As Lead Teaching Artist in the Philadelphia Orchestra's Community Partnership Program, she led urban elementary school students in experiential music learning, and directed workshops on aesthetic education for classroom teachers and music educators. In her spare time, Denise loves to walk her dogs, run, practice yoga, and read good books. One of her recent favorites is "The Elegance of the Hedgehog" by Muriel Barberry.

Tim Betts has been a Lecturer of Music at Central Washington University since 2005 teaching viola, chamber music, and music theory and performing as part of the Kairos String Quartet, Tim Betts has established himself as an enthusiastic and sensitive performer, collaborator, teacher, and clinician. His frequent performances and educational activities  with the Kairos String Quartet, as well as with many other of the region’s musical organizations, make him a regular presence throughout the northwest. Mr. Betts also serves as the Executive Director of the Kairos Lyceum, a summer chamber music institute for advanced high school and college-age string players. Prior to his appointment at CWU, Mr. Betts was active as a musician in New York where he earned a Masters Degree in Viola Performance and served as teaching assistant to Debra Moree at Ithaca College and as teaching assistant to Patricia McCarty at the Meadowmount School of Music. He also holds a B.A. in Philosophy from the University of Minnesota where he pursued performance studies with Korey Konkol.

John Michel, cello professor at Central Washington University, enjoys performing chamber music, recitals and concertos including in the past Elgar's Concerto with the Everett Symphony.  He was solo artist at the First Kobe International Cello Festival, Japan in 2001.  At the World Cello Congress III, he premiered Maria Newman’s Solo Sonata, which you can hear at  In 1996, the ASTA Washington chapter named him Outstanding College String Teacher.  He is also founder of the Internet Cello Society (  For more information see his website


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