Kate Crellin serves as the Choir Director for the Grammy Award-winning program at Mira Costa High School and Manhattan Beach Middle School. Kate is an Associate Conductor at the Grammy Award-winning National Children's Chorus, where she conducts the LA Concerto Level Ensemble.  Additionally, Kate is on staff at A Cappella Academy.

​In 2020, Kate graduated top of her class with a Masters in Choral Music from the University of Cambridge (Queens' College). At Cambridge, Kate sang with the Queens' College Chapel Choir, Selwyn Jazz Big Band, and conducted throughout the university with Stephen Layton, Graham Ross, Ralph Allwood, Voces8, and more.

 In 2019, Kate graduated from the University of Southern California (USC) with a double major in Choral Music & Law, History and Culture with relevant coursework in jazz studies (magna cum laude). Kate received one of 11 Renaissance Scholar Prizes for her interdisciplinary work and the Choral & Sacred Department's "Outstanding BA" honor. While at USC, Kate sang in the Thornton Chamber Singers (four-year member/section leader), Reverse Osmosis A Cappella (music director), and CreSCendo Jazz Ensemble (lead soprano). She also served as the President of the USC ACDA Student Chapter (2018-2019). 

Rebecca Saltzman is the Choral Director at Simsbury High School, where she directs 5 curricular ensembles, supervises 3 a cappella groups, and directs the extra curricular Gertrude Banks Gospel Choir. She also serves as the head of the Simsbury High School Equity council and is the advisor to the school’s GSA. Additionally, Mrs. Saltzman is an adjunct faculty member at the Hartt School where she teaches their course on school choral programs and supervises the pre-service educator secondary choral teaching lab experience. 

Mrs. Saltzman holds a Masters Degree in Choral Music Education from Florida State University and her Bachelors of Music Education from Ithaca College. She is a frequent festival adjudicator, festival conductor,  and conference presenter in the tri-state area. She is an active member of both NAFME and ACDA and is currently serving as the ACDA Eastern Division Vocal Jazz and A cappella Repertoire and Resources Chair.

Garrett Artman is a vocal coach, pianist, and organist based in New York and Connecticut. Originally from Sangerville, Maine, Garrett attended the University of Maine where he received his B.M. in Music Education and Music Performance under the instruction of Baycka Voronietsky and Dr. Philip Silver, and also with Hung-Kuan Chen at Yale School of Music. He has performed throughout New England, New York, and Europe as a soloist, advocate, and educator; believing music and arts are a fundamental expression of community and humanity. Currently, he is the Director of Music Ministry at the First Presbyterian Church of Yorktown, New York, vocal coach for Brookfield Theatre, pianist for Steps on Broadway dance company, and Executive Director for “Concerts on the Corner” concert series in Westchester. He is an active member and former sub-dean of the Westchester Chapter American Guild of Organists, Presbyterian Association of Musicians, and a returning member of the American Choral Directors Association.