University of Dayton Volleyball

Tim Horsmon returned as the head coach of the Flyer volleyball program on Dec. 18, 2013 and completed his 17th overall season at UD in 2025. "Dayton is a very

Christa Cooper joined the Dayton volleyball staff in late March of 2023 and will be in her third year on staff for the 2025 season. Tasked as the Flyers' defensive

Born and raised in Amsterdam, Netherlands. Isabella Slim is an athletics academic coordinator at the University of Dayton, beginning in May 2023, overseeing academic support for men's golf, women's golf, women's soccer, men's tennis, women's tennis, and volleyball. She previously served as a part-time academic coordinator for baseball and football at Dayton. Slim earned a bachelor's degree in economics with a minor in psychology from Syracuse University in 2017, where she was a member of the women's basketball team from 2013-2017. Following her college career, she played professional basketball for five years, competing in Germany, France, Italy, and Greece.

Katie Austin (Valeria) joined the Dayton volleyball staff in February 2024 and will be in her second season with the Flyers for 2025. She comes to Dayton after

Completed a graduate assistantship in Athletic Communications at Saint Francis University in 2025. Was the primary contact for women's volleyball, women's swimming, softball and women's water polo and a secondary for men's and women's basketball for the Red Flash. Spent two years as an undergraduate assistant in the Sports Information Department at John Carroll University, supporting all 24 programs and co-authoring "50 Years of Women's Athletics at John Carroll University". Earned a Bachelor of Arts in Communication with a concentration in Integrated Marketing Communications with minors in Leadership Development and Peace, Justice and Human Rights from John Carroll University in 2023. Received her Master of Business Administration with a concentration in Sports Management from Saint Francis University in 2025.

Mark Thobe began at the University of Dayton in August 2001 as a strength and conditioning coach. He is responsible for all aspects of athletic performance programming for football, volleyball, baseball and men's soccer, and directs strength performance programs for women's cross country, women's track & field and men's cross country. Mark also provides education and advice on nutrition basics through one-on-one consults and newsletters, and manages the Olsen Athletic Performance Center. Before joining Dayton, Mark spent one year with the University of Oregon as a graduate assistant, where he assisted with football and oversaw performance programs for women's soccer, men's tennis and women's tennis. He previously worked as a graduate assistant at Texas A&M Kingsville, implementing strength and conditioning programs for all sports, and began his career as an intern with the Indianapolis Colts. Mark earned a Bachelor of Education in Exercise Science from the University of Dayton (1999), a Master of Science in Kinesiology from Texas A&M University (2000), and completed post-graduate studies in Muscle Physiology at the University of Oregon. As a student-athlete at Dayton, he was part of the varsity football team that won two Pioneer Football League championships. As a senior, he was voted team captain and received the Chief Toscani Hitter's Award and the White Allen Most Valuable Player Award. He was named to the Academic All-conference team once, first team All-Conference twic

Tim Balice will be in his eighth year as a Dayton volleyball assistant coach in 2025 after returning to the staff prior to the 2018 season. He also serves as the