IFAA Staff Bios

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Rebecca Winston

Director of IFAA, Musical Theatre Instructor, Private Lessons

Rebecca Winston has been teaching, directing, and performing for more than 20 years and brings a wealth of experience to IFAA. She has sung with orchestras, opera companies and theaters around the country and internationally, and brings a wealth of practical experience to the teaching studio. She has taught students from grade school through adult, and specialties include classical voice, musical theatre, choral music, and audition preparation. Mrs. Winston currently serves as Choral Director, Musical Director, and Fine Arts Academy Director at Immanuel Lutheran Christian Academy and Choral Director for Immanuel Lutheran Church in Broken Arrow.

Mrs. Winston received her Masters Degree in Vocal Performance from the University of North Texas where she first began teaching as a Teaching Fellow. She has performed several roles with the Fort Worth Opera and was a frequent soloist with The Orchestra of New Spain traveling to San Miguel and Guanajuato, Mexico to perform at the International Cervantino Festival with the group. She has also appeared as a soloist with many other orchestras and chamber groups including the Dallas Symphony Orchestra, The Brazos Valley Orchestra, The Florida Orchestra, The Lewisville Lake Symphony, American Chamber Choir, Voces Intimae, Camerata Winds, and the Flower Mound Chamber Orchestra. Prior to moving to Tulsa, Mrs. Winston was a voice instructor for 11 years at the University of Texas at Arlington, and served as Director of Choral Activities for Lamb of God Lutheran Church in Flower Mound for 18 years.

Tina Gross is an Oklahoma native who is in her 20th year of teaching piano and voice to students of all ages. She has studied with Laven Sowell and Mary K Henderson and has many years of experience as a performer in both solo and choral settings.  She is also an experienced judge at area keyboard festivals.

Ms. Gross loves to help her students enjoy and share their God-given musical talents with the world around them.

Tina Gross Headshot

Tina Gross

Beginning Piano Class, Private Lessons


Charles Emerson

ILCA Band, Private Lessons

Charles Emerson is a graduate of Union High School in Tulsa and former member of the 27th Lancers drum corps. As a music major, he attended the University of Tulsa and the University of North Texas, garnering a BME in 1989.  Charles was a band director for the Broken Arrow School District for four years before he struck out on his own to be a full-time freelance musician. Happily, he is currently the leader of Steel Around (a steel drum band), as well as, DareDevil Duke (a Dixieland band), Hot Rod & the Cruisers (a 50’s & 60’s band), Cavan (an Irish band), After Dark (a variety band), the PolkaMeisters (a Polka band) and works with the Eric Ryan-Johnson Band (an original band). Charles has also performed with Glass House, a popular Tulsa band and has performed with the Oklahoma Sinfonia, the Tulsa Philharmonic and the Bartlesville Symphony. In 2007, he recorded a CD with the Donald Ryan Trio, entitled Raising the Standards.

In addition to being a full-time musician, Charles is the owner of Emerson Entertainment, a broad-based entertainment business which includes providing recording services for demo tapes to area musicians, and offering sound system equipment rental to events and festivals.  For seven years, Charles was the instrumental music director at Asbury United Methodist Church, directing the orchestra and various instrumental ensembles. For the past nine years Charles has been the Director of Bands and Music at Liberty Public Schools in Mounds, Oklahoma. Presently, he teaches band at Immanuel Lutheran Christian
Academy in Broken Arrow.

Teddy Scott has 20 years of experience in writing, producing, touring, recording, and teaching guitar and ukulele. He has taught at Scott Musik, Roy & Candy’s Music, Palen Music, and Guitar Center with the highest student retention rate. Teddy teaches and listens to all kinds of music ranging from blues, jazz, country, rock, pop, praise & worship, hip-hop, indie, progressive rock, metal, folk, and classical. Teddy is currently playing with The Brothers Moore, who just signed a deal with Dolly Parton's management CTK (Christ The King), out of Nashville, Tennessee. He also plays with Congress of A Crow, Jesse Joice, and is the lead guitarist at LifeChurch Jenks, OK.


Teddy Scott

Guitar, Bass, Ukelele


Cindy Heisterberg

Preschool Tumbling

Cindy Heisterberg began her gymnastics career at the age of 6 in a small park program in Tulsa. After 1 year of lessons, she was encouraged to begin competitive gymnastics, which turned into a life-long love of the sport. After retiring from competitive gymnastics in 2001, she took a break from gymnastics and enjoyed some time as a high school and college cheerleader. She earned a college scholarship for cheer and was later named captain of the RSU cheerleading squad in Claremore.

Cindy has been coaching tumbling and gymnastics since 2000, and is currently the coach of the reigning 2019 Oklahoma State Champion Silver Team at Twisters Gymnastics in Tulsa. Her competitive gymnasts have held many state and national titles over her 20 year coaching career. She has a mission of making her athletes be the best they can be, without comparing themselves to others.

Cindy is a devoted wife, and a mom of 4. She attends Immanuel Lutheran Church and makes it her mission to be a light of Christ every aspect of her life. She believes that children should be allowed the opportunity to shine and that positive instructors play a pivotal role in the success of their students. She believes that God placed her in coaching for a purpose, and plans to continue to use her gifts and talents to give Him glory.