Ken Every Principal, Jacksonville Symphony Kenneth Every is the principal timpanist of the Jacksonville Symphony and spends his summersin Jackson Hole where he plays with The Grand Teton Music Festival. He is a graduate of the Curtis Institute of Music and received his Masters degree from the Cleveland Institute of Music. Ken was featured in a 2008 IRIS concert in which he performed the Bartok Concerto for Two Pianos and Percussion with Emanuel Ax and Yoko Nozaki, pianos and Tom Sherwood, percussion. Ken is married to the cellist Sofia Every and has two children Miles and Elena.

Brian Kushmaul Louisville Symphony/Chautauqua Symphony Brian Kushmaul is Principal Timpanist of the National Orchestra of Trinidad, as well as Associate Professor of Percussion at the University of Trinidad and Tobago. In the summers, he serves as Assistant Principal Percussionist of the Chautauqua (NY) Symphony Orchestra. Brian is also active as a jazz drummer and and world percussionist, particularly Spanish flamenco. He lives in Port of Spain, Trinidad with his wife and two daughters.

Peter Wilson Peter Wilson was born in Philadelphia, PA and began his percussion studies at the age of 6. After completing his studies with Alan Abel at Temple University, he moved to the New York City area. Since 2002 Peter has performed frequently in the US and abroad with the New York Philharmonic and the Philadelphia Orchestra, and appears on recordings with both groups. Since 2007 he has been the principal timpanist of the Colorado Music Festival in Boulder. He also serves as timpanist in the Harrisburg and Albany Symphonies. As a freelancer in the New York City area, he has also been Principal Percussionist with the Martha Graham Dance Company, and performed with the American Symphony Orchestra, New York Pops, Mark Morris Dance Company, Manhattan Philharmonic, the Berkshire Bach Society, and many others.

He is a mediocre cyclist who enjoys exhausting rides in the Rockies each summer, a maker of excellent home espresso drinks, a bit of a foodie, and an owner of three cats, though he insists there is nothing odd about this.


David DePeters Freelance, Philadelphia Orchestra/New York Philharmonic Born and raised in Buffalo, NY percussionist David DePeters has held positions with the Buffalo Philharmonic Orchestra and the Baltimore Symphony Orchestra. Currently Dave splits his time performing the New York Philharmonic and the Philadelphia Orchestra. An avid chamber musician, Dave also performs throughout North and South America as well as Asia and Europe in various festivals and concert seasons. He currently resides in Philadelphia with his wife Elizabeth Hainen and their jack russell terrier, Cosmo.

Michael Karcz Memphis Symphony Michael Karcz received his Bachelor of Music degree from New England Conservatory in 1980. He has studied timpani and percussion with Vic Firth, Fred Hinger, and Cloyd Duff. From 1978 to 1992, he was second percussion/assistant timpani in the Springfield (MA) Symphony Orchestra, and has played in the Colorado Symphony, the Hartford Symphony, the New Hampshire Symphony, and the Pro Arte Chamber Orchestra in Boston. He has played with the Memphis Symphony Orchestra since 1992, and has played with IRIS since its inception in 2000. In 2002, he and Jonathan Haas were the co-soloists on the Philip Glass Concerto Fantasy for Two Timpanists and Orchestra. He and his wife Sandy D’Amato have been married since 1989. They live in Memphis with their four cats, who can be arranged neatly on a set of kettledrums.

Ed Murray Memphis Symphony

Frank Shaffer Memphis Symphony


Alisa Coffey Little Rock Symphony Alisa Coffey was appointed Principal Harpist of the Arkansas Symphony Orchestra for the 2010-2011 season. Since 2007, she has held the position of Second Harpist with professional training orchestra, Symphony in C, of Camden, NJ. An orchestral harpist based in Philadelphia, Alisa frequently serves as substitute or extra harpist with a variety of ensembles including the Philadelphia Orchestra, Philly Pops, Maryland Symphony Orchestra, and National Philharmonic.

Elizabeth Hainen Principal, Philadelphia Orchestra Elizabeth Hainen has earned an international reputation as one of classical music’s great harp ambassadors. Hailed by the Washington Post for her “unusual presence with silky transparency” and by the New York Times for her “earthy solidarity,” Hainen has thrilled audiences throughout the world with programs showcasing the diversity—and virtuosity—of her modern-day instrument. As Solo Harpist with The Philadelphia Orchestra since 1994, she has presented numerous featured performances to captivated audiences and has been praised by the Philadelphia Inquirer for “her ability to blend and color the musical line,” and “to find transparency in an almost timeless atmosphere.” In high demand as a guest artist, Hainen has collaborated with such eminent conductors and musicians as Charles Dutoit, Rafael Frühbeck de Burgos, Michael Tilson Thomas, Wolfgang Sawallisch and the Juilliard String Quartet. In addition to The Philadelphia Orchestra, she has appeared as a featured soloist with the Kennedy Center Orchestra, the Orquesta Sinfónica Nacional de Colombia, the Bulgaria National Radio Orchestra, Camerata Ducale in Italy, the Chicago Civic Orchestra, the Mexico State Symphony, the Vienna Boys Choir, and in recital at Carnegie Hall. Hainen serves on the faculties of the world-renowned Curtis Institute of Music and Temple University.

Marian Shaffer Principal, Memphis Symphony Marian Shaffer has been principal harpist with the Memphis Symphony Orchestra for 32 years. She is on the faculty of Vanderbilt University, University of Memphis, the Hutchison School and the Sewanee Summer Music Festival.


Victor Santiago Asuncion Hailed by the Washington Post for his "poised and imaginative playing," pianist Victor Santiago Asuncion is recognized as a pianist of innate musical sensitivity, fiery temperament, and superb technique. As a recitalist and concerto soloist, he has appeared in major concert halls in Brazil, Canada, Japan, Mexico, Turkey and the Philippines. He played his orchestral debut at the age of 18 with the Manila Chamber Orchestra and his New York recital debut in Carnegie's Weill Recital Hall in 1999. In addition, he has worked with conductors including Sergio Esmilla, Enrique Batiz, Zev Dorman, Arthur Weisberg, Corrick Brown, David Loebel, Leon Fleisher, Michael Stern, Jordan Tang, and Bobby McFerrin.

A chamber music enthusiast, he has performed with artists such as Lynn Harrell, Zuill Bailey, Andres Diaz, Antonio Meneses, Cho-Liang Lin, James Dunham, Ronald Leonard, Susanne Mentzer, H.K. Gruber, John O'Connor, Marc Neikrug, Liang Wang, Ensemble Sao Paolo, and the Vega and Emerson String quartets at venues that include the Phillips Collection, the Corcoran Gallery, 92nd Street Y, Benaroya, Merkin, Spivey and Shriver Concert Halls, and the Santa Fe, Aspen, Madison, Virtuosi, Pera, and Amelia Island Music Festivals. He was on the chamber music faculty of the Aspen Music Festival and School, as well as the Garth Newel Summer Music Festival. He was also the pianist for the Garth Newel Piano Quartet for three seasons.

In addition to his active performing career, Mr. Asuncion is sought after as a piano, vocal, and chamber music coach. He is currently an associate professor of piano, and Director of Collaborative Arts Studies at the Rudi E. Scheidt School of Music at the University of Memphis. He received his Doctor of Musical Arts Degree in 2007 from the University of Maryland at College Park. His principal teachers include Rosario Picazo, Avelina Manalo, Roberta Rust, and Rita Sloan.

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Josh Nemith Principal, Dayton Philharmonic Orchestra Pianist Joshua S. Nemith has performed throughout the U.S. and abroad as a soloist, chamber musician, and orchestral keyboardist. He has been the principal keyboardist in the Dayton Philharmonic Orchestra since 2007 and has performed with IRIS since 2001. He has recorded new chamber and orchestral works with many groups, including the CCM Wind Symphony, New World Symphony, IRIS, and the Dayton Philharmonic. Joshua performs regularly at professional venues in the southern Ohio area and has been the accompanist/organist at St. John’s Westminster Union Church in Cincinnati since 2002.

Joshua completed his doctorate in piano performance at the University of Cincinnati College-Conservatory of Music in 2004. He is an alumnus of the University of Texas at Austin and the Eastman School of Music and has held fellowship positions with the New World Symphony and the Aspen Music Festival. His teachers include James Tocco, Nancy Garrett, Fernando Laires, and David Burge.

Music education is also an important part of Joshua’s career. He teaches students of all ages privately in the Cincinnati area and has also taught coursework in piano repertoire and chamber music as an adjunct instructor at UC-CCM. 

Adrienne Park Principal, Memphis Symphony Adrienne Park is the principal pianist and keyboardist of the Memphis Symphony Orchestra. As a collaborative pianist, Adrienne has performed recitals with Edgar Meyer, Joshua Bell, Tsuyoshi Tsutsumi, Shauna Rolston, Timothy Hutchins, Paul Edmond-Davies, Steve Reich and the percussion group NEXUS. At the Banff Centre for the Arts in Canada, Adrienne was the faculty pianist for the fall and winter residencies from 1994 to 2000 and for various summer instrumental master classes. She enjoys playing a wide range of chamber music and contemporary music on the piano, celeste, harpsichord, synthesizer, toy piano and percussion. With percussionist David Carlisle, Adrienne cofounded DivaDi, a duo who performs eclectic and exciting repertoire that often draws from multiple styles of music. She has been on faculty at the University of Mississippi as a collaborative pianist since 2001. Adrienne enjoys spending time with her husband David and their two lovely boys Connor and Dylan.


Jamey Lamar Boise Philharmonic Jamey Lamar has recorded and lectured for IRIS Orchestra since its inception in 2000. As a freelance classical recording producer and engineer, Jamey works with artists and ensembles around the country, producing commercial recordings for international labels like Naxos and broadcast recordings for American Public Media’s Performance Today, among others. He is also a frequent radio host, podcaster, pre-concert lecturer and program annotator. Jamey studied piano at the NC School of the Arts, Audio Recording at the Cleveland Institute of music, and received a master of Music in Musicology from The University of Memphis. He lives in Boise, ID with violist Linda Kline Lamar and their dog Largo.