David La’o Ball, a native of Saint Louis, Missouri, is a second-year undergraduate organ student at The Juilliard School, where he studies with Paul Jacobs. Mr. Ball also serves as the assistant musician at St. Malachy’s, the Actors’ Chapel in Times Square.
From 2005 to 2010 Mr. Ball was Organ Scholar at the landmark Cathedral Basilica of Saint Louis where he studied with Dr. John A. Romeri, the basilica’s organist and director of music. Mr. Ball’s duties included playing preludes and postludes for masses, assisting with the accompaniment of the cathedral and archdiocesan choirs, and, in 2009, accompanying the choirs to Rome and Assisi.
He also served as the accompanist for the Archdiocesan Children’s Choir, and performed with it in Rome, Saint Louis, Chicago, and Washington, D.C., under the auspices of the American Federation Pueri Cantores.
Gregory Castilla Zelek, born and raised in Miami, is a second-year undergraduate organ student at The Juilliard School, where he studies with Paul Jacobs. Mr. Zelek was selected as a YoungArts Silver Medal winner by the National Foundation for Advancement in the Arts and won first prize, as well as the Bach Prize, at the East Carolina University Organ Competition in 2010. He also was a prize winner at both the 2011 Annual West Chester Organ Competition and the 2008 Albert Schweitzer Organ Festival.
Mr. Zelek is the music intern at Hitchcock Presbyterian Church in Scarsdale, New York, under the direction of John King, and is responsible for accompanying all choir rehearsals as well as playing the organ for the Sunday service. During summers Mr. Zelek, who is Cuban American and a native Spanish speaker, is the organist for San Pedro Apostol Church in Ramales de la Victoria, Spain. He also enjoys singing and playing the piano and guitar at cafes. Mr. Zelek appeared as a soloist with the Miami Symphony Orchestra, performing Poulenc’s famous Organ Concerto, in spring 2011.