Dr. David O. Henderson

David joined the EHS staff after an active professional singing and private teaching schedule.  He has appeared with many Twin Cities groups, including solo appearances with the St. Paul Chamber Orchestra, Minnesota Orchestra and the Plymouth Music Series (now Vocal Essence) Ensemble Singers. 

He came to the Twin Cities after singing for several years in New York with the Waverly Consort, Gregg Smith Singers and the Norman Luboff Choir. 

He received his undergraduate training at North Dakota State University in both Choral and Instrumental Music. He then earned both a Masters and a Doctor of Musical Arts Degree in Vocal Performance from the University of Minnesota.


Christopher J. Piela

Christopher is in his thirteenth year teaching choirs at Edina Edina High School and his twenty-third year in the District. He earned his Bachelor of Arts Degree in Music Education from Gustavus Adolphus College where he studied choral music with Karle Erickson and Kenneth Jennings. He also holds a Master of Arts Degree in Secondary Education/Curriculum and Instruction from Minnesota State University, Mankato.

He has served as Director of Music at Linden Hills U.C.C. in Minneapolis and was an original member of World Voices/Singers in Accord. He has also served in various leadership positions for the American Choral Directors Association of Minnesota. In addition to directing, he is an active composer and arranger for both piano and choral music and has taught both private piano and voice lessons.

Scott M. Lehrke

Scott is excited to join the EHS Choral Department after teaching for thirteen years next door at Valley View Middle School. He graduated magna cum laude with a Bachelor of Music in Music Education from St. Olaf College, and earned a Master of Arts in Music Education from the University of St. Thomas.

In addition to directing choirs, he is an experienced accompanist, and has been organist, pianist, and choral conductor at several Twin Cities-area churches.

Scott's teaching expertise and research is in the changing male voice, with particular interest in identity development of young men's choirs. He has presented at Summer Dialogue of the American Choral Directors' Association of Minnesota, and in 2011 his Freshman Cavaliers was a performing choir at ACDA-MN State Convention.