DFW Area


John Korak, 2018 Guest Artist

John Korak is Professor of Trumpet and former Music Department Chair at Southern
Illinois University Edwardsville. He holds B.M.E., M.M., and D.M.A. degrees from the
University of North Texas, where he was a student of Leonard Candelaria. Having
performed with such groups as the Mexico City Philharmonic, Illinois Symphony, Texas
Baroque Ensemble, Dallas Bach Society, Texas Brass Ensemble, Texas Wind Symphony,
the Saint Louis Brass Ensemble, the Saint Louis Bach Society, the Kansas City Baroque
Consortium, the Kingsbury Ensemble, the Saint Louis Brass Band, the Bluebonnet Brass,
and the Saint Louis Symphony, Dr. Korak maintains a busy schedule as a trumpet soloist
and chamber musician.

Presently principal trumpet in the American Kantorei Orchestra, Dr. Korak has been a
featured performer with the SIUE Wind Symphony at St. Martin-in-the-Fields Church in
London, England, and the American Cathedral in Paris, France. He was a featured artist
at the International Music Festival in Nagaoka, Japan, and was a member of the Texas
Baroque Trumpet Ensemble at the European Trumpet Days Conference in Bad
Sackingen, Germany. He performed the Illinois premier of Eric Ewazen’s Danzante for
Trumpet and Wind Ensemble, and has performed at International Trumpet Guild
conferences in Bangkok (Thailand), Goteborg (Sweden), Sydney (Australia), and
throughout the United States, including a performance at the 2009 ITG Conference in
Harrisburg, Pennsylvania, with the SIUE Trumpet Ensemble. He also performed as a
featured artist with the SIUE Wind Symphony at the World Association for Symphonic
Bands and Ensembles in Chiayi City, Taiwan, and with the Bach Society of St. Louis in a
performance of Johann Sebastian Bach’s Cantata no. 51, Jauchzet Gott in Allen Landen.
Dr. Korak has directed both middle school and high school band programs in Lewisville,
Texas, and is the presently the director of the University Concert Band at SIUE. He is
sought as a clinician in both the trumpet performance and wind band areas, and has
presented clinics to students throughout the country and abroad, including master classes
at the Krakow (Poland) Academy of Music, the Monterey (Mexico) Youth Music Camp,
the Blue Lake Fine Arts Camp (Michigan), Nagaoka (Japan) area schools, and Tainan
University in Taiwan.

Dr. Korak is a member of Who's Who, Pi Kappa Lambda Music Honor Society, Alpha
Chi Honor Society, Phi Kappa Phi Graduate Honor Society, and the International
Trumpet Guild. Since 2000 he has been the Book Reviews Editor for the International
Trumpet Guild Journal, and authored two books published by Balquhidder Music:
Giuseppe Concone: The Complete Solfeggi and Bel Canto Studies for Trumpet. He
lives in Edwardsville with his wife, Jennifer, his two children, Brendan and Abby, and an
assortment of pets.


Cropped 1.jpg

Kelsie Dunham's love of trumpet and music began locally, at Creek Valley Middle School and Hebron High School, where she performed at the Midwest International Band and Orchestra Clinic in Chicago, as a member the 5A All-State Symphonic Band, and as a member of the 2011 5A Honor Band with the Hebron Wind Symphony. 

She then pursued her degree in Music Education at Baylor University, studying trumpet under Wiff Rudd, Alex Parker, and Mark Schubert.  As a member of the Baylor Gold Trumpet Ensemble, she was a four time finalist in the National Trumpet Competition, placing in the top five consistently.  As a trumpet soloist, she was a semi finalist at the National Trumpet Competition four times. She spent the summer of 2014 marching lead trumpet with the World Class Drum and Bugle Corps Carolina Crown. A passionate and enthusiastic teacher, Kelsie has taught quintets, trumpet ensembles, masterclasses, and trumpet lessons throughout Texas.  Currently in the summer, she travels the country working with the Blue Stars Drum and Bugle Corps as a trumpet tech.

Kelsie graduated from Baylor University in December 2015, and she was appointed as the Assistant Band Director at Bowman Middle School in Plano, Texas in January 2016.


Eric Guerrero is in his 16th year of teaching band in the Carroll Independent School District. Prior to teaching band, Mr. Guerrero taught private trumpet lessons for Carroll ISD.

Originally from Garden City, Kansas, Mr. Guerrero moved to Texas to attend the University of North Texas, where he received a Bachelor of Music Education degree. While at UNT, he studied with Jay Saunders and was a member of the world renowned One O'Clock Lab Band (1997-1999), playing lead and second trumpet respectively.

Mr. Guerrero has also performed on cruise ships and with many artists, including Gladys Knight, Clark Terry, Pete Christlieb, Rich Matteson, Frank Mantooth, Tim Hagans, Kenny Wheeler, and Jon Faddis to name a few. In addition to teaching, Mr. Guerrero continues to play professionally in various bands around the metroplex.



Marty Nelson, a native of Fairfax, Virginia, began playing the trumpet in 5th grade. His love of the trumpet and his high school band program led him to the University of North Texas in 1976 where he earned both a Bachelor's and a Master's degree in Music Education, and was a student of John Haynie.

In the spring of 2013, Mr. Nelson retired from band directing at Arbor Creek Middle School in Carrollton. Prior to teaching in the Lewisville Independent School District, Marty taught at Coppell Middle School East, Shackelford Junior High in Arlington, and in the Houston area for the Spring Branch and Aldine school districts.

Mr. Nelson serves as a clinician and adjudicator throughout the state, helps organize Music Across Texas events in the DFW area, and teaches master classes and private lessons for the Hebron High School Band cluster. In 2014, he launched his own music publishing company MRNS Music to promote his trumpet solo compositions.


David Stone is the former director of bands at Dawson Middle School in the Carroll Independent School District. He started his career in the Dallas I.S.D. where he started two beginner band programs and assisted a high school. In 1987 he was recruited to the Carroll I.S.D. and took over the middle school band program while assisting at the high school.

During his 27 years at CISD, David taught at both intermediate schools, both middle schools, the high school and senior high. He was in charge of the CISD Jazz Program for 10 years, where his jazz bands won numerous contests in the DFW area as well as competitions in Austin, Corpus Christi and Winter Park, Colorado. His middle school bands won numerous UIL Sweepstakes awards, were finalists for the state honor band competition, and winners of Best in Class in four local middle school band competitions. Throughout David's career, he taught every beginner band class and had multiple all-state musicians come from each class. Many of his former students are teaching band or are teachers in other areas.

Now retired, David is busy consulting throughout the area, judging and serving as a clinician for bands. He is also an adjunct professor at UNT, working with student teachers as they begin their journey into the world of band directing.