SDMEA
OUTSTANDING ADMINISTRATOR AWARD
Terry Nebelsick
Terry Nebelsick is a 1978 graduate of Dakota Wesleyan
University, majoring in communications and theater. He
received his Master’s Degree (1986) and Specialist Degree
(1993) from the University of South Dakota. He taught
English in Artesian (3 years) and Gregory (4 years), and was
a radio announcer in Winner from 1980 to 1982. He has served
as a high school principal for the past 22 years beginning
in Salem – McCook Central (5 years), Lead-Deadwood (3 years)
and is in his 14th year at Huron High School. His honors
include President of School Administrators of SD (1997),
SDASSP Principal of the Year (2000), and SD Student Council
Association Administrator of the Year (2007). Nebelsick sang
in the college choir, has been a church choir member since
high school, is a soloist and lay preacher in Huron area
churches, and a motivational speaker/presenter. He and wife,
Diana have two married daughters, a son in college, and
became grandparents in September.
SDMEA
DISTINGUISHED SERVICE TO MUSIC AWARD
Beverly Peterson
As a graduate of Selby (SD) High School, Beverly Mecklenburg
Peterson attended Northern State University from 1956-58
receiving a two year Certificate in Education. She then
taught in the elementary classroom for two years in the
Aberdeen (SD) Public Schools. In 1960 she moved to Great
Falls, MT, again teaching in the classroom for three and a
half years. After marrying and having a daughter, she
returned to Northern State University to complete her B.S.
in 1967.
Bev began a long career as an Elementary Music Specialist
teaching in the Rapid City Public Schools from 1967-1999. In
that span of time, she taught children about music at ten
Rapid City schools including: Grandview, Bergquist,
Jefferson, Canyon Lake, Beadle, Black Hawk, Knollwood,
Garfield, Lincoln, and Wilson. She also served as
Coordinator of Elementary Music for eight years. Teachers at
Knollwood honored Bev by choosing her as Knollwood Teacher
of the Year in 1999.
Ms. Peterson received a M.S. degree in Education
Administration from South Dakota State University in 1978.
She completed an additional 43 hours of course work in Music
Education and supporting areas studying at Kearney State
(NB), Black Hills State University, University of SD,
University of WY, and University of IL. Bev is a Certified
Orff Schulwerk teacher having completed three levels of
study as well as attending numerous workshops.
Beverly has served as adjunct instructor in music education
at Black Hills State University and Augustana College. She
has presented music education workshops for teachers in
South Dakota, Nebraska and Kentucky.
Known as “Mother Orff” to the members of the Black Hills
Orff-Schulwerk Association in Rapid City, Bev served as the
founding president in 1984-88 and then again 1998-2000. She
continues as Instructor for the yearly class offered by the
Association through Augustana. She also served as State
Chairperson for Elementary Music and State Chairperson for
Music for Special Learners for South Dakota Music Educators
from 1981-86.
SDMEA
DISTINGUISHED SERVICE TO MUSIC AWARD
Clayton Southwick
Clayton Southwick is no stranger when it comes to music in
South Dakota. Born and raised in Stockholm, he was a student
of band leader Tommy Matthews at South Shore High School.
While earning his degree at Northern State University, he
studied voice with Dr. John Berggren. He received his Master
of Arts for Teachers Degree from Colorado State University,
studying voice with Dr. Larry Day, and has pursued
postgraduate work throughout his career.
Clayton is currently in his thirtieth year as vocal director
at Rapid City Central High School. He has also served as
director of the Shrine of Democracy Chorus for eighteen
years and as conductor of the Aberdeen Elks Chorus for nine
years. He directed the Black Hills Chorale and has served as
assistant conductor of the Dakota Choral Union. Clayton is
Secondary Vocal Coordinator for the Rapid City Area Schools
and has served as President of the South Dakota Choral
Directors Association and Choral Chair for the South Dakota
Music Educators Association. He has organized and hosted
Rapid City appearances of the South Dakota All-State chorus
and the South Dakota Junior and Senior Honor choirs, and the
North Central Division of the American Choral Directors
Association. In addition to these duties, Clayton has
performed as tenor soloist with the Black Hills Symphony,
and other community and university ensembles.
Over his forty-four year career as an educator and choral
conductor, Clayton has taught in Wayne, Nebraska, Ft.
Morgan, Colorado, and Aberdeen, South Dakota before coming
to Rapid City. Clayton has served as clinician and guest
conductor in South Dakota, Montana, North Dakota, Wyoming,
the International Music Camp, the University of South Dakota
Summer Camp and the University of Wyoming Summer Camp.
Choirs under his direction have performed in South Dakota,
Nebraska, Minnesota, Montana, Idaho, Colorado, Wyoming,
Illinois, Pennsylvania, New Jersey, Washington D.C., Canada,
England, France, Switzerland Austria, and Germany.
SDMEA DISTINGUISHED SERVICE TO MUSIC AWARD
Margaret
Tretheway
Margaret Tretheway graduated from Java High School in 1960.
She graduated from NSTC in Aberdeen in 1964 with a BA in
composite music education degree. While at Northern she
studied with Dr. John Berggren. She was Gypsy Day Queen in
1963. In 1965, she studied at the American Conservatory of
Music in Chicago. She married Bill Tretheway and they moved
to Lovell, Wyoming where she began teaching 50-60 students a
week in her private Music Studio for 5 years. She then
continued her Music Studio in Custer for 31 years until
retiring two years ago. She also taught a year of music in
the Custer Elementary schools. She serves as music co-ordinator
at church and serves as an accompanist, soloist, and
participates in Praise Band. She continues to work in the
Kindergarten for the past 18 years. She sang in the Black
Hills Chamber Singers for 15 years. Margaret was the
recipient of the Rose Award for Woman of the Year for Zonta
in 2003.
William Tretheway
William S. Tretheway grew up in Lead, SD and graduated from
High School in 1962. He attended BHSU briefly and than
transferred to NSTC in Aberdeen where he graduated in
January 1968. He moved to Custer, SD to assume duties as
Instrumental Music Teacher at Custer Middle and HS where he
remained for 2 ½ years. In 1970 he married Margaret (Muggs)
Hochstetter and they moved to Lovell, Wyoming to teach for
the next 6 years. In 1976 they moved back to Custer where he
remained for the rest of his teaching career. William
officially retired from Education in May of 2005 after
teaching for almost 38 years. He remains active in his
church music and judges at various contests throughout the
area. William was honored at his Retirement Concert by
having May 14, 2005 officially proclaimed as Mr. T. Day in
SD by Governor Rounds.
Bill and Margaret received the Individuals of the Year Award
for Music dedication from the Custer Chamber of Commerce in
2003. They both do judging at music contests throughout the
area. They feel that they have been honored to work with the
remarkable youth that have dedicated their talents. They now
spend time with their 2 children and their husbands and 5
grandchildren attending their activities.
SDHSAA
DISTINGUISHED SERVICE AWARD
Glenyta Hanson, Sioux Falls – Category: Coach & Director
After teaching vocal music forty-four years in the Sioux
Falls Schools, Glenyta Hanson retired in May of 2007. She
taught at all levels in Sioux Falls beginning at Cleveland
Elementary School, Patrick Henry and Axtell Park Junior High
Schools and for the last sixteen years was at Lincoln Senior
High School.
A graduate of Canton High School, Hanson sang in the 1958
All-State Chorus held in Aberdeen. She still remembers the
sound of the first chord at the All-State rehearsal and the
tingling sensation the chord made in her body. It was an
awesome feeling to be singing with students from all around
the state.
Hanson holds both a BA and an MA from Augustana College in
Sioux Falls and has done extensive post-graduate work at
numerous colleges and universities.
During her career, her choirs sang at many state conventions
and last year was one of six choirs selected for the NCMENC
Convention. Several of her students have been selected to
sing in state, regional and national honor choirs. Her
choirs have traveled to Colorado, Washington, D.C., New York
City, Winnipeg, Boston and San Francisco and have sung in
settings such as the Air Force Academy, United Nations,
Lincoln Center, St. John the Divine in New York City,
Washington Cathedral, Georgetown University, Harvard
University, San Francisco Conservatory, and the Kennedy
Center as part of the Presidential Inaugural festivities.
She was the director of the Singing Boys of Sioux Falls, a
community boychoir, for nineteen years and has been the
SDACDA Boychoir Chair for the past two years. Hanson has
been on various boards in the community and also served as a
Girl Scout Leader and PTA President. She currently serves as
the choir director at Eastside Lutheran Church in Sioux
Falls.
Hanson has been active in MENC. She has been on the SDMEA
board for forty years and is currently the state manager of
that organization. She received the SDMEA Distinguished
Service to Music Award in October of 2005. She is also a
lifetime member of ACDA. She currently serves as the North
Central ACDA Senior High Repertoire and Standards Chair. In
2006, Hanson received the SD-ACDA Lifetime Achievement Award
in recognition of her significant impact on the lives of
students in the pursuit of excellence in choral music.
SDHSAA
DISTINGUISHED SERVICE AWARD
Renae Tyler Mack, Watertown – Category: Coach & Director
Following her graduation from Sioux Falls Lincoln High
School, Renae Tyler Mack attended Southwest Minnesota State
University in Marshall, MN. She graduated from Southwest
Minnesota State University in 1975 with a BA in Music
Education.
Mack is presently in her thirty-third year of teaching
elementary strings and directing two senior high school
orchestras in Watertown. She served as the All-State
Orchestra State Chairperson in 1977 and 1978. For thirty-two
years, Mack has served as one of the All-State Orchestra
Regional Audition Chairpersons. She served as the All-State
Orchestra Concert host in 1975, 1979, 1984, and 1989. She
wrote the All-State Orchestra Audition Terminology Test for
seven years.
Mack is a member of the American String Teachers
Association. She has been the Chairperson of the South
Dakota J. Laiten Weed Honors Orchestra for six years from
2002-2007.
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