BIOGRAPHIES
William Klingelhoffer - Featured Artist

One of two Co-Principal Horns in San Francisco’s Opera Orchestra, William Klingelhoffer studied in Chicago with Stu Liechti, Nancy Fako, Frank Brouk, and Dale Clevenger. He began playing professionally with the Chicago Lyric Opera at the age of 19. In the 40 + years since he has played Principal Horn for the Opera Companies of Chicago, Houston, and Santa Fe, played extra and toured with the Chicago and San Francisco Symphonies, played for Films, Radio/TV commercials, and Musical Shows, toured and recorded with the Summit Brass Ensemble, appeared as a soloist and chamber musician throughout the San Francisco Bay Area, given Masterclasses at International Brassfests held at Indiana University and Long Beach, California; University of Victoria, Canada; and Sacramento State University. Bill was a Guest Artist at the International Horn Society Symposium in 2009. The San Francisco Opera Horn section played excerpts from Wagner's Ring for the opening concert of the 2011 IHS Symposium at San Francisco State University. Bill is a member of San Francisco Ballet Orchestra, and has also performed and recorded with cabaret singer Wesla Whitfield. He plays on her album Livin' on Love with Klingelhorn colleagues Eric Achen, Alicia Telford, and Keith Green. On Wesla's website click on "Wesla's Jukebox" and "Alfie" to hear the Horn section.
Kevin Rivard - Featured Artist

_Known for his “delicious quality of tone,"
Kevin Rivard is currently Co-Principal Horn of the San Francisco Opera
Orchestra and Principal Horn of the San Francisco Ballet Orchestra. As
a soloist and chamber musician, he has performed with the New Century
Chamber Orchestra, the Orpheus Chamber Orchestra and the Chamber Music
Society of Lincoln Center. Winner of numerous solo competitions, he was
awarded the grand prize at the 2008 Concours International
d’Interprétation Musicale in Paris, the 2007 International Horn
Competition of America, and the 2003 Farkas horn competition. He served as guest principal horn with the Los Angeles Philharmonic, performed with the Philadelphia Orchestra & the Metropolitan Opera Orchestra, and was a featured soloist with the Houston Symphony. Previous positions also include the Colorado Symphony Orchestra and Florida Orchestra. A Juilliard graduate, Mr. Rivard has performed with the Santa Fe Opera, Sarasota Music Festival, the Norfolk Chamber Music Festival, and the Verbier Festival. As horn professor with California State University East Bay, Mr. Rivard loves teaching and inspiring young students. Every year he volunteers at local schools performing for youth, hoping to give as many children as possible the opportunity to enjoy live music.
David Krehbiel - Masterclass & Conductor

David Krehbiel has been a quintessential orchestral horn player, and he is passing on that experience in clinics, a CD, conducting, and teaching. In addition to playing principal horn in the San Francisco Symphony for 26 years, Dave was Chair of the Brass Department at the San Francisco Conservatory of Music and is a founding member of the Summit Brass as a player and conductor. Dave was born in 1936. He took his first music lessons on the trumpet in his hometown of Reedley CA. He was in the eighth grade when he heard his future teacher, James Winter, play, and from then on, he knew that the sound of the horn was the sound he wanted to make. "Recently, I unpacked a horn I hadn't used for a while and out came this smell of an old brass instrument, moldy and musty. Instantly I was back in school again, opening a case for the first time, seeing this magic thing I was going to make sounds with."
He spent three years at Fresno State and then transferred to Northwestern University in his fourth year to study with Philip Farkas, who was then principal horn of the Chicago Symphony and had been Winter's teacher. A few months later, he won a position as assistant principal with the Chicago Symphony and remained there for five years, being elevated to the position of co-principal horn under Fritz Reiner. He left Chicago to become principal horn of the Detroit Symphony and nine years later, in 1972, went back to California as principal horn of the San Francisco Symphony.
While with the Detroit Symphony, Dave and Tom Bacon (also a member of the orchestra) played in a rock group, Symphonic Metamorphosis, which recorded twice for London Records and played a concert with the Detroit Symphony.
In addition to his position at San Francisco Conservatory, Dave has been on the faculty at DePaul University, Wayne State University, San Francisco State, Fresno State, Northwestern University, and most recently at Colburn School in LA. He is a member and conductor of Summit Brass and Bay Brass. He has taught and conducted at the Music Academy of the West for ten years. He has conducted members of the San Francisco Symphony in special concerts, including a performance commemorating the first anniversary of the Loma Prieta Earthquake. In 1998, the National Academy of Recording Art and Sciences presented him with a special award in honor of his many musical contributions to the community, and the San Francisco Conservatory of Music named him Professor of the Year. He is also involved with the educational activities of the New World Symphony in Miami. Dave has been a soloist with many orchestras. His CD, Orchestral Excerpts for Horn on the Orchestral Pro Series with Summit Brass, has been a boon to horn students everywhere. Dave continues to teach, play, and conduct, including participating in IHS symposiums. He has contributed articles to The Horn Call and was interviewed for the February 1997 issue. He was elected an IHS Honorary Member in 2008.
He spent three years at Fresno State and then transferred to Northwestern University in his fourth year to study with Philip Farkas, who was then principal horn of the Chicago Symphony and had been Winter's teacher. A few months later, he won a position as assistant principal with the Chicago Symphony and remained there for five years, being elevated to the position of co-principal horn under Fritz Reiner. He left Chicago to become principal horn of the Detroit Symphony and nine years later, in 1972, went back to California as principal horn of the San Francisco Symphony.
While with the Detroit Symphony, Dave and Tom Bacon (also a member of the orchestra) played in a rock group, Symphonic Metamorphosis, which recorded twice for London Records and played a concert with the Detroit Symphony.
In addition to his position at San Francisco Conservatory, Dave has been on the faculty at DePaul University, Wayne State University, San Francisco State, Fresno State, Northwestern University, and most recently at Colburn School in LA. He is a member and conductor of Summit Brass and Bay Brass. He has taught and conducted at the Music Academy of the West for ten years. He has conducted members of the San Francisco Symphony in special concerts, including a performance commemorating the first anniversary of the Loma Prieta Earthquake. In 1998, the National Academy of Recording Art and Sciences presented him with a special award in honor of his many musical contributions to the community, and the San Francisco Conservatory of Music named him Professor of the Year. He is also involved with the educational activities of the New World Symphony in Miami. Dave has been a soloist with many orchestras. His CD, Orchestral Excerpts for Horn on the Orchestral Pro Series with Summit Brass, has been a boon to horn students everywhere. Dave continues to teach, play, and conduct, including participating in IHS symposiums. He has contributed articles to The Horn Call and was interviewed for the February 1997 issue. He was elected an IHS Honorary Member in 2008.
Mathew Croft - Contributing Artist & Clinician

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Mathew Croft is a recent transplant from the San Francisco bay area, where he was an active freelance player for the last decade, playing with the San Francisco Symphony, San Jose Symphony, Symphony Silicon Valley, and many regional orchestras, including 2nd horn with the Fremont Symphony, Santa Cruz Symphony, Santa Cruz Ballet Theater Orchestra, and Acting 4th Horn of Opera San Jose. An avid chamber musician, he was a member of Quadre, the Voice of Four Horns, and The Altos Brass. Always active as a teacher, he was the Horn Instructor at San Jose State University for the last four years, and taught in the public schools. He was privileged to perform for the inauguration of President George W. Bush in 2000. He has also performed with the Utah Symphony, Utah Chamber Orchestra, Utah Opera, and recorded for motion picture and television soundtracks. Mathew holds a bachelor’s degree from Brigham Young University, where he studied with Laurence Lowe, and a Master’s degree from the San Francisco Conservatory of Music, where he studied with Jonathan Ring. He is now pursuing a Doctorate of Musical Arts in Performance, with a secondary emphasis in Music Medicine.
Anthony Delivanis - Contributing Artist & Clinician

Anthony Delivanis, 21, born in Palo Alto, California, is an undergraduate at the USC Thornton School of Music, where he studies with Steven Becknell. He has performed with the New World Symphony, Music Academy of the West Festival Orchestra, Debut Orchestra, American Youth Symphony, and the USC Symphony Orchestra, Opera Orchestra and Chamber Orchestra. Mr. Delivanis is a member of the Young Musicians Foundation Debut Orchestra and participated in its first tour of China in December 2011. In September 2011, he took top honors in the professional division of the International Horn Competition of America.
Leslie Hart - Contributing Artist & Clinician

Dr. Leslie Hart is the Director of Instrumental Music at the Castilleja School (Palo Alto, CA) and is a freelance horn player and music educator in the San Francisco Bay Area. Dr. Hart has performed throughout the United States and internationally with orchestras including the Rochester Philharmonic Orchestra, Thailand Philharmonic Orchestra, Orquesta Sinfónica de Aguascalientes (Mexico), and the Santa Cruz Symphony. Currently an educational clinician for Jupiter Instruments and representative for IVASI, Dr. Hart has taught in K-12 and college settings including the Eastman School of Music, Mahidol University (Thailand), Nazareth College, Roberts Wesleyan College, the Harker School and the Palo Unified School District. She completed her DMA in music education and performance from Eastman (2011), a MM in performance from Eastman (2005) with W. Peter Kurau, and a BM in performance from the University of Southern California, Thornton School of Music (2002), with James Decker, Rick Todd, Kristy Morrell, and Vince DeRosa.
Scott Hartman - Clinician

_Scott Hartman has performed with the San Francisco Symphony, San Francisco
Opera, Merola Opera, Midsummer Mozart, Moscow Chamber Orchestra,
Monterey Symphony, San Jose Symphony, Santa Cruz symphony, Opera San Jose, AMT, SJ/Cleveland Ballet. and the California Symphony. His performances range from
recording Lou Harrison's music for Horn and Gamelan to TV commercials to
performing with Luciano Pavarotti to rock concerts at the Cow Palace.
He is a first call player with Symphony Silicon Valley, the Pacific
Chamber Orchestra and is a founding member of the Silicon Valley Brass
Quintet. In 2004 and 2005, 1/6 of the horns in the CBDA State
Honor Bands were Mr. Hartman's private students. He is the brass coach
for the El Camino Youth Orchestra. He was a guest artist and lecturer at
the 2002 Western US Symposium and at UC Santa Barbara in 2006. He has been a
soloist with the South Valley Symphony, the Mission Chamber Orchestra, the West Valley Symphony and the
Cupertino Symphonic Band. Mr. Hartman
is a frequent clinician and coach and is the author of The Music
Teacher's Horn Handbook. Mr. Hartman attended SJSU and the
Universidad Politecnico in Mexico City. His horn teachers include two
principal horns of the SF Symphony and two from the NY Philharmonic.
Before becoming a full time horn player and teacher in 1998, he had been
a kitchen designer, newspaper publisher, cooked in a French restaurant
and was a manager at Apple Computer._
Daniel Wood - Contributing Artist & Clinician

_ Daniel Wood is known as a composer, performer,
educator and musical entrepreneur. Founder of Quadre – The Voice of Four
Horns, he has performed over 1,000 concerts with the group and composed
for their 4 albums. Compositionally, his works favor small ensembles,
including brass, wind and string chamber music, steel drum ensembles and
jazz combos. Recent commissions include “Our Hot Date with Destiny” for
wind quintet from Avenue Winds, “Space Available” for horn duet from
musicians of the St. Louis Symphony Orchestra and “Shaking It Up” for
brass quintet from CSMA Brass. He also presents solo shows as an
improvisational musician using the horn, piano and electronics including
“Brother, Can you Spare a Dime” (2009) and “Life on an Island” (2007).
As a solo artist, he has played with numerous chamber ensembles,
symphonies, opera & ballet companies and new music
ensembles. Wood also lectures regularly on the “Business of Music” and
runs Solid Wood Publishing, offering over 150 titles of music. He
received his education from the University of California–Los Angeles
with additional training in discipline-based arts education – a Getty
Center curriculum.
John Orzel - Contributing Artist & Clinician
_John Orzel was born in Redwood City, CA in 1955. He
started on the horn at the age of eleven. Educated at San Jose State
University, California State University,
Northridge and Chapman College, Mr. Orzel studied horn under Jack
Russell, William George, Wendell Ryder, Froydis Ree Wekre and James H.
Winter. He is currently a member of the Santa Cruz County Symphony and
has also been a member of orchestras in Monterey, San Jose, Santa
Barbara and Los Angeles. He is also a composer. Mr. Orzel, of
primarily Eastern European background, is a scholar of folk music from
that part of the world, his concentration being on Polish, Hungarian and
Romanian music. He is also a deeply interested devotee of the music of
Anton Bruckner. A lifelong music educator, Mr. Orzel is currently on
the staff of the El Sistema program in Salinas.
Eric Zivian - Accompanist

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Eric Zivian received a Bachelor of Music degree from the
Curtis Institute of Music. He went on to receive graduate degrees from the
Juilliard School and the Yale School of Music. He studied piano with Gary
Graffman and Peter Serkin and composition with Ned Rorem, Jacob Druckman, and
Martin Bresnick. He attended the Tanglewood Music Center both as a performer
and as a composer.
Mr. Zivian has performed Mozart and Beethoven concertos with the Toronto Symphony Orchestra and the Beethoven Triple Concerto with the Philharmonia Baroque Orchestra.
Since 2000, Mr. Zivian has performed extensively on original instruments, playing fortepiano in the Zivian-Tomkins Duo and the Benvenue Fortepiano Trio. He is also a member of the Left Coast Chamber Ensemble and has performed with the Empyrean Ensemble and Earplay. He is a frequent guest artist on the San Francisco Conservatory's faculty chamber music series.
Mr. Zivian has performed Mozart and Beethoven concertos with the Toronto Symphony Orchestra and the Beethoven Triple Concerto with the Philharmonia Baroque Orchestra.
Since 2000, Mr. Zivian has performed extensively on original instruments, playing fortepiano in the Zivian-Tomkins Duo and the Benvenue Fortepiano Trio. He is also a member of the Left Coast Chamber Ensemble and has performed with the Empyrean Ensemble and Earplay. He is a frequent guest artist on the San Francisco Conservatory's faculty chamber music series.