2021-2023 Board of Directors

Rachel Carlson, Past President

Dr. Rachel Carlson is the Past President of the MD/DC State Chapter of ACDA. She is the Director of Choral and Vocal Activities at Kean University in Union, NJ, where she conducts the Treble Choir, Concert Choir, and Community Chorale, and teaches aural skills, conducting, and voice. From 2016-2022, she served as Director of Choral Activities at Shepherd University in Shepherdstown, WV and founded Six Degree Singers, a community choir based in Silver Spring, MD, in 2009. Dr. Carlson presents workshops and masterclasses in schools throughout the region and is in demand as a clinician, adjudicator, presenter, and guest conductor. She has been invited to guest conduct honors choirs in Maryland, New Jersey, Virginia, West Virginia, and Delaware. In 2014, she was nominated for a Wammie (Washington Area Music Award) for best Classical Conductor/Director. Dr. Carlson has been published twice in the Choral Journal and has been invited to present her research at state, regional, and national ACDA, NCCO, NAfME, and CBDNA conferences.

Allan Laiño, President

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American Prize winner Allan Laiño, D.M.A. is the Artistic Director of the Congressional Chorus, a multi-generational family of choruses that champion the diversity of American music. He also serves as an Associate Conductor with the National Children’s Chorus and Director of Music at Western Presbyterian Church. He has prepared choral ensembles for the Baltimore Symphony Orchestra, BSO Pops, National Symphony Orchestra Pops, Piedmont Symphony Orchestra, Game of Thrones Live Concert Experience, and the Josh Groban Live National Tour. In 2018, he made his debut on the Kennedy Center stage as a choral conductor, collaborating with The Philip Glass Ensemble and The Washington Chorus in tribute to honoree Philip Glass at The Kennedy Center Honors. While on faculty at Catholic University, the University Singers and Symphony Orchestra performed for The Annual Christmas Concert for Charity at the National Shrine, a televised program broadcast to over 140 countries on EWTN. As Co-Conductor of the Sunday Night Singers in 2012, he earned First Prize at the World Choir Games in the Mixed Chamber Choir Champions Division. He is the 2017-2018 winner of The American Prize—Community Chorus Division, and was a finalist in two categories for the 2020 American Prize in Composition.

Ocie S. Banks, President-Elect

Singer, Educator, Conductor...Ocie S. Banks, a proud alumnus of Prince George’s County Public Schools (PGCPS), currently serves as the Director of Choirs at Thomas G. Pullen K-8 Creative & Performing Arts School. His previous roles include Choral Director at Samuel Ogle Middle School and Vocal & General Music teacher at Rosaryville Elementary School. His choirs received superior and excellent ratings at District Assessment and the Maryland State Choral Festival. Ocie is actively involved in PGCPS, currently leading the development of the middle school chorus and general music curriculum and previously as an Assistant Director for the Middle School Honors Chorus.

He holds a Bachelor of Music in Music Education (BME) from George Mason University under the mentorship of Dr. Lisa A. Billingham. He recently completed his Master of Music and Certificate of Advanced Graduate Studies in Choral Conducting from Messiah University. Ocie is an engaged member of the American Choral Directors Association (ACDA) and the National Association for Music Education, holding leadership roles as the President-Elect of the Maryland/DC Chapter of ACDA and Recording Secretary of the Maryland Choral Educators Association (MCEA). As CEO of OSB Music, LLC, he offers private voice lessons, music theory training, vocal health workshops, and more. Additionally, he serves as the Executive Pastor at Gifted Church, Inc., demonstrating his unwavering dedication to advocating for choral excellence at all levels.

To learn more about Ocie, visit www.ociesbanks.com.

Trevor Tran, Secretary

Trevor Tran is a current graduate student pursuing a DMA in Choral Conducting at the University of Maryland. Previously, Trevor was Head of Performing Arts and Director of Vocal Arts at Fort Myers High School in Southwest Florida. Additionally, Trevor served as Lee County All-County Chorus Coordinator, Chair of Florida Vocal Association District 18, and still serves as composer for the FVA sight-reading book used in Choral Music Performance Assessments. Through his work in Florida, Trevor was recognized as a 2023 Yamaha “40 under 40” Educator. Besides being an educator, Trevor is an active composer and presenter. Organizations like Resounding Achord, CORO, Choral Arts Initiative, and San José State University have sung his compositions; and he has presented at state, regional, and national music educator conferences. Trevor holds a Bachelor's degree in Music Composition from San José State University and concurrent Master's degrees in Choral Conducting and Music Composition from Temple University.

Sherry Mervine, Treasurer

A native of Western Pennsylvania, Sherry Mervine has been a music educator in Southern Maryland for over 27 years. As a public-school educator, she has taught in Prince George's, Calvert, and Charles County Public Schools; however, she also taught in a private school setting for 9 years and owned a private piano/voice studio for six years. She has been the choral director and general music teacher at Benjamin Stoddert Middle School in Waldorf, MD for the past 7 years. As a sacred musician Mrs. Mervine is the music director for St. Paul's United Methodist Church in Lusby, MD where she directs all choral activities, plans liturgical music, frequently solos, and is the church pianist for weekly services. When she's not singing, she can be found both on stage and behind the scenes of productions at New Direction Community Theater in Calvert County. In addition to leading the children's drama productions she has been a founding member and board member of the group since 2010. Sherry is currently completing her Masters Degree in Administration and Supervision with Notre Dame of Maryland and plans to continue to purse music avenues in tandem with administrative responsibilities.

Mark Helms, Membership

Mark Helms is the newly-appointed Director of Choirs at the College of William and Mary in Williamsburg, VA, where he conducts the William & Mary Choir and teaches academic courses in music. Dr. Helms is a recent graduate of the University of Maryland, College Park, where he received his Doctor of Musical Arts in choral conducting. At Maryland, he served as primary conductor of the University Chorale, assistant conductor of the UMD Chamber Singers, chorus master for the Maryland Opera Studio, instructor of undergraduate conducting courses, and assisted in the preparation of choruses for the Baltimore and National Symphony Orchestras. His dissertation research at Maryland focused on shifting choral repertoire programming trends following the COVID-19 pandemic.

Dr. Helms previously conducted church, community, and collegiate ensembles in Pennsylvania for six years, where he served as director of choral activities and liturgical music at DeSales University and as director of music and the arts at Doylestown Presbyterian Church. In 2021, he received the Outstanding Young Conductor Award from the Pennsylvania chapter of the American Choral Directors Association in recognition of his work in the state. Dr. Helms is also a graduate of the Eastman School of Music, where he earned a Master of Music degree in choral conducting, and of Furman University, where he graduated summa cum laude with a Bachelor of Music in church music. He has studied conducting with Jason Max Ferdinand, Edward Maclary, David Neely, William Weinert, Brad Lubman, and Hugh Ferguson Floyd.

Margaret Nomura Clark, ADEI Co-Chair

A San Francisco native, Margaret Nomura Clark joined the Children’s Chorus of Washington as Artistic Director in August 2016. Under her leadership, CCW has partnered with many arts organizations in DC and beyond including: Dance Institute of Washington, Washington Performing Arts, Atlas INTERSECTIONS Festival, GenOUT, Washington Master Chorale, Strathmore Children’s Chorus, The Washington Chorus, US Army Band Pershing’s Own, Duke Ellington High School, Sticks+Bars, Roanoke Valley Children’s Chorus, Shenandoah Valley Children’s Chorus, Boston Children’s Chorus, and Princeton Girlchoir. She has been fortunate to work under the baton of NSO’s conductor Gianandrea Noseda, and additional conductors JoAnn Falleta, Christopher Bell, and Julian Wachner. Under her direction, CCW has performed at The Kennedy Center, Wolf Trap, The White House, the Supreme Court, the Washington Nationals, the opening of the District Wharf, and in South Africa in celebration of Nelson Mandela’s centenary.

From 1997-2015 Mrs. Clark was the Associate Artistic Director of the San Francisco Boys Chorus from 1997-2015, directing the Intermediate chorus and supervising all tiers of the SFBC Training Chorus School. Together with Artistic Director Ian Robertson, Mrs. Clark worked closely with the Grammy Award winning San Francisco Symphony, the San Francisco Opera,  the San Francisco Ballet, and conducted the chorus at the Grand Teton Music Festival. A highlight of her career was an invitation with the San Francisco Boys Chorus to sing at the inauguration of President Barack Obama in 2009. In addition to her work at SFBC, Mrs. Clark was on the faculty of the San Francisco Conservatory Pre-college Program, and she established an award winning chorus during her tenure at the Hamlin School for Girls.

C. Paul Heins, ADEI Co-Chair

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C. Paul Heins has been associate conductor for the Gay Men’s Chorus of Washington, DC, since Fall 2014.  With GMCW, one of his chief responsibilities is the direction of the GenOUT Chorus, one of only four vocal ensembles for LGBTQ+ and allied youth in the US.  Under Dr. Heins’ direction, GenOUT has performed at Lincoln Theatre, Atlas Performing Arts Center, The Kennedy Center, the Library of Congress, the Washington National Cathedral, and the White House, as well as at the 2016 & 2024 GALA Choruses Festival and 2023 ACDA national conference.


Paul was previously the director of the Concert Choir at Georgetown University, where he also taught music theory, piano, and introduction to voice, and served as music director for the university’s opera and musical theater productions. He is also the past director of the Lesbian & Gay Chorus of Washington.


Dr. Heins was trained in piano and flute at Bowling Green State University (B.Mus.), flute at the University of Maryland (M.Mus.), and choral conducting at the University of Maryland (D.M.A.).  His doctoral work focused on Lukas Foss’s 1942 cantata The Prairie.  Paul is a frequent guest pianist, flutist and conductor in the DC area.

Ann DuBose-Li, Children’s Choirs R&R Chair

Mrs. Ann DuBose-Li holds a Bachelor of Arts degree from the University of Texas, a Bachelor of Music Education degree from Towson University and is halfway through her Master’s degree, with a focus on the Kodály method, at West Chester University. She has completed her Level 1 Orff certification at George Mason University and has studied conducting at the graduate level with Doreen Rao and Rodney Eichenberger. Mrs. DuBose-Li has presented sessions at Maryland Music Educators Association and American Choral Directors Association conferences and is an active member of both organizations. She teaches general and choral music at Candlewood Elementary School, in Derwood, MD. For the last six years Mrs. DuBose-Li has directed the South-East section of MCPS All-County Fifth Grade Honor’s Chorus and this is her eleventh year teaching with MCPS. She has previously held everything from administrative to assistant director positions with the Frederick Children’s  Chorus and was assistant director with All Children’s Choirs of Annapolis until her daughter was born 3 years ago. She lives in Derwood with her beloved and supportive husband, a sassy threenager, and a goofy dog named Roxie.

Lulu Mupfumbu, Honor Choir Scholarship Fund Chair

Lulu Mwangi Mupfumbu currently serves as the director of the music department at Takoma Academy, where she conducts the school's choirs, orchestra, and teaches music technology and film studies. She holds a master's from Ohio State University in Conducting and a bachelor's in Music Education from Atlantic Union College. She is also currently the director of the Sligo Young Adult Choir, Musical Director and conductor of the Living Legends Awards for Service to Humanity  Choir and Orchestra.

Outside the classroom she remains active as a clinician, guest conductor, and performer across the United States, as well internationally. Her ensembles have performed internationally in S. Korea, Bermuda, Jamaica, Bahamas, The Virgin Islands, Trinidad and Tobago, Czech Republic, Kenya, and South Africa. She has conducted in notable venues such as the White House, the Kennedy Center for the Performing Arts, the Strathmore Music Center, The Lincoln Center, and others.

As a sought after musician, she regularly appears as a presenter for professional music education and choral conferences and festivals, and is also an active guest adjudicator for regional and state honors choruses.  She has published written for publications such as the Choral Journal, and is one of the contributors to the newly released book on choral pedagogy, Teaching With Heart, Vol. 2.

In 2018 the Takoma Academy Chorale, under her leadership, was selected to be a part of the Music For All inaugural Premier National Choir Festival in Indianapolis, IN. Among other awards, the choir won 3 medals at the 2018 World Choir Games in Tshwane, South Africa, and won 2 gold diplomas at the 2019 Interkultur Sing 'N' Joy International Choir Festival. In May of 2021 they were awarded the Music Education Grant from The Recording Academy. The Takoma Academy Camerata performed as one of the concert choirs, at the Eastern Region ACDA Conference in 2022.

She has a strong passion for combining excellence in music education and performance, with ministry through service to humanity. Her desire is that all her students gain a deep love for the art and use it to serve mankind, because she believes that music ministers are first responders to the human soul.

She is married to Tanyaradzwa Mupfumbu and together they have 2 children, Nakai and Itai.

Rebecca Vanover, High School R&R Chair

Ms. Vanover is the Director of Choirs at Centennial High School. She is a soprano, pianist, and music educator, born and raised in Gaithersburg, MD. A proud Terp alumn, she graduated from the University of Maryland with a BM in Voice and a BME in Choral Music Education. During her time at UMD, she performed regularly with the National Symphony at the Kennedy Center and the Baltimore Symphony at the Meyerhoff and Strathmore as a member of the UMD Chamber Singers. In 2014, she traveled to Seoul to represent the United States at the 10th World Symposium of Choral Music, sharing repertoire with some of the world's best ensembles. In addition to her love of choral music, Rebecca thoroughly enjoys opera and musical theater, and has performed both genres locally in D.C./MD area. Most recently, she's performed in "Show Boat", "Beauty and the Beast", and "Joseph" at Toby's of Columbia. When she's not immersed in music, Rebecca can be found running, hiking, baking, and wearing the Maryland flag as many ways as possible.

Keith Schwartz, Show Choir/A cappella R&R Chair

Keith Schwartz is the Director of Choral Music at Thomas S. Wootton High School and at Robert Frost Middle School in Rockville, MD. He holds a bachelor's degrees in Voice Performance from the University of Delaware and a master’s in Voice Performance from the Jacobs School of Music at Indiana University. Keith is native Washingtonian, born and raised in Rockville, MD. Keith has extensive study in opera, traditional choir music, pop a cappella music, and musical theatre making him a well-rounded music educator. He teaches two traditional choirs, show choir, and is the director of award-winning high school a cappella groups. He also music directs the musical productions at Wootton High School.

Josh Fishbein, Composer Liaison

Dr. Joshua Fishbein composes and conducts choral music. He has won the Chorus America/American Composers Forum Dale Warland Singers Commission Award, the ACDA Brock Memorial Student Composition Competition, and The American Prize in Composition, as well as numerous other honors from organizations such as BMI, the Guild of Temple Musicians, the National Lutheran Choir, the Cantate Chamber Singers, The Esoterics, and the Delaware Valley Chorale. Professional vocal ensembles, such as Cantus, Chicago a cappella, The Thirteen, Volti, and Washington Master Chorale, have premiered his music. Steeped in Jewish music, Dr. Fishbein has composed numerous Jewish and interfaith pieces for chorus and solo voice. His music is published by E.C. Schirmer Music Company, Hal Leonard Corporation, Transcontinental Music Publications, and Yelton Rhodes Music. Fishbein has taught at The Peabody Institute of the Johns Hopkins University, Towson University, the University of Maryland Baltimore County, The College of New Jersey, and University of Nevada Las Vegas. He currently directs choirs at Saint George’s Episcopal Church in Glenn Dale, Maryland, and Chizuk Amuno Congregation of Baltimore. He holds doctoral, master’s, and bachelor’s degrees in music from the University of California Los Angeles, San Francisco Conservatory of Music, and Carnegie Mellon University, respectively.

Diana Sáez, College & University

Dr. Diana V. Sáez is the Director of Choral Activities at Towson University in Baltimore, Maryland, directing the University Chorale, Women’s Choir, and Choral Society. Prior to this appointment, Dr. Sáez served as Visiting Choir Director at Knox College in Galesburg, Illinois and Visiting Choir Conductor at McDaniel College in Westminster, Maryland. Dr. Sáez also directed the Catholic University Women’s Choir for six years and served as artistic director of the World Bank-IMF Chorus for sixteen years.

As a leading specialist in the field of Latin American music, Dr. Sáez is a frequent guest conductor, adjudicator, and lecturer in both the United States and abroad. In the past five years, she has presented at American universities, national and regional ACDA conventions, and various engagements in North and South America. She has also guest conducted at the Festival Distrital de Coros en Bogotá, Colombia and directed regional honor choruses in Virginia, Maryland, New York, and Pennsylvania.

Dr. Sáez is perhaps best known for serving as artistic director of Cantigas, an award-winning chamber choir that she founded with the mission to increase awareness and appreciation of Latin America and Spanish choral music. For 25 years, Cantigas was a principal performer of Latin American music in North America, with appearances at the ACDA Eastern Division Convention, Kennedy Center, and Strathmore Center, as well as international tours in Colombia, Argentina, Venezuela, Puerto Rico, and Cuba. In 2014, the choir was awarded the Choral Excellence Award for Most Creative Programming by the Choralis Foundation in Washington, D.C.

Frank Van Atta, Music in Worship R&R Chair

Charles M. Owens, Middle School/Junior High R&R Chair

Charles M. Owens is currently a K-12 Department Chair for Performing Arts in D.C. as well as 5th-8th grade middle school choral director. He holds a Master of Arts degree with an emphasis in conducting from Webster University. His musical journey began when his mother enrolled him in an elementary summer music program to keep him active. He continued his studies earning a degree in piano pedagogy and taught private lessons for several years at Maestro Music studio in Ohio. Always a singer in church, community and university choirs, his choral conducting life began in 1996 when he was invited to build the choral program at the Wellington School in Columbus. Charles has studied with Dr. Amy Chivington, Dr. David Rayl and his choral mentor at Webster University Dr. Katherine Smith Bowers. During graduate studies, Charles traveled yearly to Berlin, Germany where he founded the Unity Gospel Choir in Pankow. He conducted three summer concert series with Unity before passing the baton to a local conductor. In 1999, He was appointed as conductor of the National Association of Independent Schools–People of Color Conference choir which he has directed for 21 years. His most recent choral activities include membership in the Dallas Symphony Chorus under Japp van Zweden and Festival Administrator for Hazamir: The International Jewish Teen Choir a program of the Zamir Choral Foundation, Matthew Lazar founder and director. When he’s not conducting or teaching, Charles spends as much time as possible visiting his siblings and their children in Cologne and Kiefersfelden, Germany.