Holding the Arnold E. Holtberg Master Teaching Chair, Scott Hunt joined the St. Mark’s faculty in 1998 as a member of the Fine Arts Department. Hunt earned a bachelor’s and an M.F.A degree from Texas A&M University-Commerce. He has taught photography at North Lake College and Texas A&M Commerce and instructs students here in photography in both Middle and Upper School divisions and serves as director of student travel. Hunt’s photography program has been named “top program” in the state 15 of the past 17 years by the Association of Texas Photography Teachers. His students have garnered 12 YoungArts finalists designations, nine honorable mentions and two Presidential Scholars winners since 2004. Hunt was the 2023 recipient of the Ralph B. Rogers Award and the 2003 John H. Murrell Excellence in Teaching Award.

Coming to the School in 2018, Sarah Choi is a member of the Fine Arts faculty and serves as orchestra director. Choi attended The Juilliard School, Yale University’s School of Music and Boston University’s College of Fine Arts. She is a former faculty member at New England Conservatory’s Preparatory School and the San Francisco Conservatory’s Pre-College Division. Choi has performed with numerous Bay Area orchestras, as a Nashville recording studio musician and the Dallas Opera Orchestra. She is a sixth grade adviser and sponsors the Upper School’s Music for Eternity Club.

A member of the Nasher Sculpture Center Teacher Advisory Board, Suzuko Davis began her St. Mark’s career in 2013, where she is a member of the Fine Arts faculty, teaching classes in Lower School art. Previously, she worked at the Nasher Sculpture Center as a gallery teacher. Before moving to Dallas, she lived in New York where she worked as a studio assistant to several artists and in the fabrication department at the Guggenheim Museum of Art. Additionally, she was on the faculty at the Pelham Art Center in Pelham, NY where she taught classes for both children and adults and was an outreach educator working with a wide variety of local communities. At St. Mark’s, she is sponsor of the American Sign Language and the Digital Art clubs. She received the John H. Murrell Excellence in Teaching Award in 2020.

Alli joined the Office of Alumni Relations at St. Mark’s in February 2010. In 2003, Alli graduated from the University of Virginia with a B.A. in Art History and French. After graduation from UVA, Alli worked at the Chi Omega Executive Headquarters in Memphis, Tennessee, and served Chi Omega as Regional Director and Director of Chapter Services. Her role centered on nationwide chapter and leadership development as well as volunteer management.  In 2009, Alli graduated with a Masters in Art History from the University of North Carolina at Chapel Hill where she studied eighteenth-century French art. Her passion for art history continues in her volunteer work with The Junior League of Dallas, The Dallas Arboretum, and the Dallas Museum of Art.  Alli’s SPC roots run deep in her family. She is a 1999 graduate of Casady School and recalls fond memories of trips to St. Mark’s for ISAS 1997 and many sporting events. Alli resides in Dallas with her husband, Matt.

Angela Hendricks has been teaching here since 2005 and currently serves as an instructor of piano in the Fine Arts Department. She earned a B.A. degree from Dallas Baptist University and a master’s degree in education from the University of Texas at Austin. Her teaching experience includes over 35 years of piano instruction and a two year missionary journeyman teaching assignment in Porto Alegre, Brazil, as well as employment with the Austin ISD and the Dallas ISD. Hendricks plays both violin and viola, sponsors the St. Mark’s Piano Trios and is a member of Dallas Music Teachers Association.

Seth Magill has been teaching Middle School drama at St. Mark’s since 2020. He earned his B.F.A. from Southern Methodist University. Magill previously taught and directed theater at Cistercian Preparatory School, Dallas Children’s Theater and Shakespeare Dallas. He has performed onstage for many local theaters, including the Dallas Theater Center, Dallas Children’s Theater, Water Tower Theatre, Theatre Three, Kitchen Dog Theater and Shakespeare Dallas, where he played Hamlet. In addition to his teaching responsibilities, Magill serves as a fifth-grade advisor and is the technical theater director for Middle and Upper School drama productions.

Tim Mahoney joined the St. Mark’s faculty in 1999 and directs the School’s debate program. Father to Dalton ‘31, Mahoney earned his B.G.S. from University of Kansas. He previously served as director of forensics at University of Notre Dame, was an executive board member of the National Debate Coaches Association Tournament and director of the National Debate Coaches Association National Championships.

Named one of the best ceramicists by D Magazine, Rachel Muldez came to St. Mark’s in 2022 and is a member of the Fine Arts faculty, teaching courses in wood and metal and 3-D design. She has a bachelor’s degree from Baylor University and two master’s degrees (University of Houston-Clear Lake and University of Dallas). Before coming to St. Mark’s, Muldez taught ceramics at Dallas College-Richland and was also a full-time artist and public speaker. She is a seventh-grade adviser and a co-sponsor of the Nature Conservatory Club. She has had her artwork collected and displayed on several occasions at the National Hispanic Cultural Center Museum. Her work has also been exhibited in many galleries including the gallery located in the governor of New Mexico’s office.

Analisa Rodriguez has served as director of bands since joining the faculty in 2022. She earned her B.M. from Trinity University and an M.Mus. from the University of North Texas. Previously, Rodriguez was an assistant band director at Alamo Heights High School in San Antonio. She is a doctoral student working on a Ph.D. in music education at the University of North Texas, where her research topic is “Music Meets Masculinity: An Ethnography of an All-Boys Band Program.”

Mark Scheibmeir joined the St. Mark’s faculty in 2022 as a film studies teacher in the Fine Arts Department. He previously served as an arts educator and coach at OTM Acting Studio in Los Angeles and taught at the University of Texas at Austin. Scheibmeir maintains an active role in the entertainment industry as an actor, writer, director and producer. He sponsors the Film Club and serves as a ninth-grade adviser. He earned B.S. and M.F.A. degrees from the University of Texas at Austin. 

Holding two master’s degrees (in choral conducting and library and information services), Tinsley Silcox serves as both director of Library and Information Services and Upper School choir director. A native Tennessean, he has studied at  Carson-Newman University, the University of Tennesse and Harvard University’s graduate school of education. His former positions include director of Public Services for Central University Libraries at Southern Methodist University in Dallas, director of the Hamon Fine Arts Library and director of the G. William Jones Film and Video Collection at SMU. He has also served as director of the Blues Archives, music librarian and assistant professor at the University of Mississippi, and acting head of the George F. DeVine Music Library at the University of Tennessee. Silcox’s articles have appeared in such journals as Living Blues, Mississippi Libraries, Legends and Fontes Artis Musicae. He also serves the Dallas community as choirmaster at NorthPark Presbyterian Church.

Serving as organist and choirmaster, Glenn Stroh has been a member of the St. Mark’s community since 2011. He earned a bachelor of music degree from Trinity University, a master of music from the Oberlin Conservatory of Music in Ohio and a Aufbaustudium-A degree from the Hochschule für Musik Franz Liszt. Stroh has performed across the United Staes and Europe as a solo artist, accompanist and conductor. As a church musician, he has served numerous music programs including Saint Michael and All Angels Episcopal Church and the Church of the Transfiguration in Dallas, the historic Old Stone Church on Cleveland’s Public Square, and Trinity Cathedral of Cleveland. A recipient of the Fulbright Study/Research Grant based at the Hochschule für Musik Franz Liszt in Weimar, Germany Stroh sponsors SMacappella and the Organ Club and was a Ralph B. Rogers Alumni Award finalist in 2022. He received the John H. Murrell Excellence in Teaching award in 2017 and is a member of the Association of Anglican Musicians, the American Guild of Organists, Royal School of Church Music, the American Choral Directors Association and the Texas Choral Directors Association.

Mark Sullivan joined the St. Mark's School of Texas faculty in 1982 as the Lower School Physical Education Coordinator. Prior to his appointment as the Director of Athletics and Physical Education in 2000, Mark has served the school as the Wilderness Program Director, the Assistant Head of the Middle School and as a coach and teacher in the Athletic Department. Mark holds a Bachelor of Science Degree and a Masters Degree in Educational Administration from the University of North Texas, and is a recipient of the John H. Murrell Excellence in Teaching Award. Mark's coaching has included numerous Middle School sports as well as the Varsity Volleyball team and the Varsity Diving team.

Katy Tye began her St. Mark’s career in 2023 and currently serves as Upper and Middle drama teacher. Tye earned a bachelor’s degree in fine arts from Southern Methodist University and a master’s degree in fine arts from Wayne State University. Prior to coming here, Tye co-founded a non-profit theater called Prism Movement Theater, where she wrote and choreographed numerous shows. She has acted and directed in the Dallas area at several theaters including Undermain, Echo, Theatre Three, and Dallas Children’s Theater. In addition to her work in theater, Tye provides motion capture for Gearbox Studios (Borderlands) and has voiced characters for Crunchyroll Studios (One Piece). She is an adviser in the freshman-sophomore rotation and is a member of the Society of American Fight Directors.

Katherine Wood serves as Middle and Upper School art teacher. Coming to St. Mark’s in 2019, she earned a B.F.A. from the University of North Texas and an M.A. and M.F.A. from the University of Dallas. Previously, Wood taught at the University of North Texas, the University of Dallas, the University of Texas at Arlington and Mountain View College. She is a sixth grade adviser and Upper School Creative Arts Club sponsor. Wood’s studio practice consists of 2D work that interprets expansive hypothetical spaces, inspired by mathematical theories, physical infrastructure and nature. Her work has been shown at dozens of exhibitions.

Scott Ziegler has been a member of the St. Mark’s community since 2016 where he is a member of the Fine Arts Department, instructing classes in ceramics. He is also assistant director of the Wilderness Program. Ziegler earned bachelor’s and master’s in education degrees from Loyola University and a master’s degree in fine arts from Northern Illinois University. Prior to joining St. Mark’s, he taught at the University of North Carolina, the University of Saint Francis and Barrington High School in Illinois. He earned the John H. Murrell Excellence in Teaching Award in 2021 and is the father of two Marksmen, Logan ‘29 and Grayson ‘31.