top of page

2020 CMC Instructors



MarthaKiefer2019 (1).webp

Sandy Kiefer has

been teaching in

Canada for the last year.

She has been the

director of the Matz

Cello Choir.   This group

is made up of fifteen

cellists from age 13 to 18.

Last March they toured Spain and gave five concerts.   They recently competed in the Senior Chamber Orchestra competition in Ontario. They won first place. They competed against ensembles from Quebec. Montreal, Toronto , and Ottowa.


Katrina Hedrick teaches

secondary music education at

Bruce Randolph Schools in

Denver, Colorado. She

specializes in culturally

responsive music education

practices, and contemporary

American music and cultures.

Her classes involve use of arrangements and compositions using production technology; performance ensembles of a variety of instruments based on student interest; and the exploration and personal analysis of American musical cultures to develop students’ artistic identities. Hedrick holds a Masters of Music in Music Education from Colorado State University (2018), Bachelors of Arts in Music Education from Fort Lewis College (2010), and her Orff Schulwerk Teacher Certification from University of Nevada, Las Vegas (2014). Before her re-rooting in the Front Range, Katrina was primarily raised in the Four Corners area and looks forward to working in this beautiful community again!


Durango Musician Alex Blocker doesn't limit

himself to one genre.

While his songs include

hip-hop elements and

R&B vibes, he's a

classically trained

violinist. Through Alex's classical music training, he seeks to bring more textured and abstract ideas to the mainstream sound.


Dennon Jones is an

active professional

musician, playing in the

Durango Bluegrass

Meltdown and Durango

Celtic Festival. He

performed in the cast

of “The Legend of

Danny Boy” at the Henry Strater Theatre in



Bassist in the San Juan

Symphony and Founder

of the Durango Creative

Music Conservatory and

the Be Frank Foundation,

Lech Usinowicz believes in

building meaningful and

sustainable relationships and programs for students. 


Rusty Charpentier

studied at Fort

Lewis College and

has played violin in

bands and


professionally in and around the Four Corners Area. He currently lives and teaches strings students in Burlington, VT.


Sayra Siverson is a


conductor and music

educator who has spent

over 25 years dedicated

to the pursuit of her craft

and sharing the joy of musical excellence with young musicians. Ms. Siverson has served as guest conductor, adjudicator, and clinician for many local and national music festivals and camps, including Northern Arizona University’s Curry Summer Music Festival, Brevard Music Center, ISAS Arts Festival, Grand Opera Theater, Minnesota SEC Honor Orchestra, Albuquerque Philharmonic, and multiple all-state orchestras throughout the United States. 

bottom of page