Master Conductors

2018 Master Conductors


Rollo Dilworth
COA Nationals for Top Choirs
NYC + Carnegie Hall
March 22-24, 2018

Rollo Dilworth is the Chair of Music Education and Music Therapy, and Professor of Choral Music Education, at the Boyer College of Music and Dance at Temple University. He earned his bachelor degree (music education) at Case Western Reserve University, masters at University of Missouri – St. Louis, and D.M.A. in Conducting Performance at Northwestern University.

More than 150 of Dilworth’s choral compositions and arrangements have been published—many of which are a part of the Henry Leck Creating Artistry Choral Series with Hal Leonard Corporation. Additional publications can be found in the catalogs of Santa Barbara Music Publishing and Colla Voce Music, Inc. Dilworth is a contributing author for the Essential Elements for Choir and the Experiencing Choral Music textbook series, both published by the Hal Leonard Corporation/Glencoe/McGraw-Hill Publications, and for Music Express! Teachers Magazine. He has authored 3 books of choral warm up exercises intended for elementary and secondary choral ensembles, entitled Choir Builders: Fundamental Vocal Techniques for General and Classroom Use (2006); Choir Builders for Growing Voices (2009); and Choir Builders for Growing Voices 2 (2014).

A frequent presenter at local, state, regional and national conferences, Dilworth has conducted 43 all-state choirs at various levels (elementary, middle school, high school), and has conducted 6 regional honor choirs and 4 national honor choirs (ADCA, OAKE and NAfME). He has most recently appeared as guest conductor for international choral festivals and master classes in Australia, Canada, Taiwan, Ireland, and China. For the 2015-2016 season, Dilworth has been invited to conduct all-state choirs in North Carolina, Oklahoma, Ohio, Arizona and Massachusetts. He will also conduct honor choirs for the Central and Southwest regions of the American Choral Directors Association. International festival and clinic invitations include Canada, Singapore, Austria and France.

Dilworth is currently National Board Chair for Chorus America. He is an active life member of the American Choral Directors Association (ACDA). He also holds memberships with several other organizations, including the National Association for Music Education (NafME), the National Association of Negro Musicians (NANM) and the American Society of Composers, Authors, and Publishers (ASCAP).


André Thomas
2018 COA Nationals for Top Choirs
NYC + Carnegie Hall
April 5-7, 2018

André J. Thomas, the Owen F. Sellers Professor of Music, is Director of Choral Activities and Professor of Choral Music Education at The Florida State University. A previous faculty member at the University of Texas, Austin, Dr. Thomas received his degrees from Friends University (B.A.), Northwestern University (M. M.), and the University of Illinois (D.M.A). He is in demand as a choral adjudicator, clinician, and director of Honor/All-State Choirs throughout the United States, Europe, Asia, New Zealand, and Australia.

Dr. Thomas has conducted choirs at the state, division, and national conventions of the Music Educators National Conference (MENC) and American Choral Directors Association (ACDA). His international conducting credits are extensive. They include conductor/clinician for the International Federation of Choral Musicians, summer residency of the World Youth Choir in the Republic of China and the Philippines, winter residency of the World Youth Choir in Europe, and a premier performance by an American choir (The Florida State University Singers) in Vietnam. He has been the guest conductor of such distinguished orchestras and choirs as the Birmingham Symphony Orchestra in England, and guest Conductor for the Berlin Radio Choir in Germany.

Dr. Thomas has also distinguished himself as a composer/arranger. Hinshaw Music Company, Mark Foster Music Company, Fitzsimmon Music Company, Lawson Gould, Earthsongs, and Heritage Music Company publish his compositions and arrangements. Dr. Thomas has produced two instructional videos “What They See Is What You Get” on choral conducting, with Rodney Eichenberger, and “Body, Mind, Spirit, Voice” on adolescent voices with Anton Armstrong.


Anton Armstrong

2018 Choral Convergence Festival
NYC + Carnegie Hall
April 12-14, 2018

Anton Armstrong, Tosdal Professor of Music at St. Olaf College, became the fourth conductor of the St. Olaf Choir in 1990 after ten years in Grand Rapids, Michigan, where he had served on the faculty of Calvin College and led the Calvin College Alumni Choir, the Grand Rapids Symphony Chorus, and the St. Cecilia Youth Chorale.

Dr. Armstrong is a graduate of St. Olaf College and earned advanced degrees at the University of Illinois and Michigan State University. He is editor of a multicultural choral series for Earthsongs Publications and co-editor (with John Ferguson) of the revised St. Olaf Choral Series for Augsburg Fortress Publishers. In June 1998, he began his tenure as founding conductor of the Oregon Bach Festival Stangeland Family Youth Choral Academy. A graduate of the American Boychoir School, Dr. Armstrong served for over twenty years on the summer faculty of their summer program ALBEMARLE and held the position of Conductor of the St. Cecilia Youth Chorale, a 75-voice treble chorus based in Grand Rapids, from 1981-1990. He has conducted the Troubadours, a 30-voice boys ensemble of the Northfield Youth Choirs, since 1991. He currently serves as a member of the Board of Trustees of the American Boychoir School and the Board of Chorus America.

In February 2005, The St. Olaf Choir shared the stage with the Mormon Tabernacle Choir in presenting the finale concert for the national conference of the American Choral Director’s Association at the Walt Disney Hall in Los Angeles, California. Active nationally and internationally as a guest conductor and lecturer, Anton Armstrong was honored in June 2003 to serve as the first Peter Godfrey Visiting Professor of Choral Music at the University of Auckland, New Zealand.

In the summer of 2001, Dr. Armstrong conducted the World Youth Choir sponsored by the International Federation of Choral Music with concerts in Venezuela and the United States. Recent international engagements include serving as a guest conductor at the 2010 Zimriya-The World Assembly of Choirs, and in March 2011 Dr. Armstrong returned to guest conduct the Formosa Singers of Taipei, Taiwan. In the summer of 2011 he was a guest conductor of the Prague Proms International Music Festival sponsored by the Czech National Symphony Orchestra. He has been featured as a clinician at the Fourth World Symposium on Choral Music in Sydney, Australia (1996), the Eighth World Symposium in Copenhagen, Denmark (2008,) and led a conducting master class at the Ninth World Symposium of Choral Music in Puerto Madryn, Argentina (2011). He returned to Israel in July 2013 to once again serve as a guest conductor of the 23rd Zimriya-The World Assembly of Choirs. Finally, he served as the Co-Chair of the Artistic Committee for the 10th World Symposium of Choral Music held in Seoul, South Korea in August 2014.

Dr. Armstrong has frequently conducted ensembles and appeared before regional, national, and international gatherings of the American Choral Directors Association, International Federation of Choral Music, Music Educators National Conference, Choristers Guild, American Guild of Organists, Association of Lutheran Church Musicians, Organization of American Kodaly Educators, and the Orff-Schulwerk Association. In recent years he has guest conducted such noted ensembles as the Utah Symphony and Symphony Chorus, the Mormon Tabernacle Choir, the St. Paul Chamber Orchestra, the Westminster Choir, and the American Boychoir. He has also collaborated in concert with Bobby McFerrin and Garrison Keillor.

In January 2006, Baylor University selected Anton Armstrong from a field of 118 distinguished nominees to receive the Robert Foster Cherry Award for Great Teaching. The award is designed to honor great teachers, to stimulate discussion in the academy about the value of teaching, and to encourage departments and institutions to value their own great teachers. He spent February-June 2007 in residency at Baylor University as a visiting professor. In March 2007 he was the first recipient of the Distinguished Alumni Award from the American Boychoir School, and in October 2009 he received The Distinguished Alumni Award from Michigan State University.