Title: Associate Head Coach
Michigan associate head coach Leisa (Wissler) Rosen has worked alongside her husband, head coach Mark Rosen, for the last 19 seasons, coaching nine All-Americans and guiding the Wolverines to NCAA post-season play 16 times. Under the Rosen coaching staff, Michigan has also earned 58 wins over top-25 opponents, while being ranked or receiving votes in the AVCA Top-25 poll in each of the last 11 seasons.
Rosen works primarily with the Wolverines' defense, overseeing the training for Michigan's middle blockers and liberos, including All-Americans Claire Kieffer-Wright, Abby Cole, Jennifer Cross, and Erin Moore. She also manages and coordinates all of Michigan's recruiting efforts, and the Wolverines have had a top-ranked recruiting class or a top-ranked recruit in each of the last seven years. Prior to the 2001 season, Rosen was promoted to Associate Head Coach after spending her first two years at Michigan as an Assistant Coach.
Rosen preceded her appointment at Michigan with a one-year coaching stint at Boise State University. While at Boise State, Rosen served as recruiting coordinator for the volleyball program, and was promoted to associate head coach before accepting the Michigan position. In addition to organizing Boise State's recruiting efforts, Rosen worked with the Bronco squad in all phases of the game, with her primary focus being the middle blockers.
Rosen began her coaching career with the Central Ohio Volleyball Club in 1992. She followed that with a two-year stint as the 16-Gold coach of the Kern River Volleyball Club in Bakersfield, Calif. (1993-94). While coaching the Kern River Volleyball Club, Rosen played professionally for the San Diego Spikers of the National Volleyball Association.
Before her professional coaching career, Rosen was a standout collegiate performer for the Ohio State University Buckeyes (1988-91). During her collegiate career, the Buckeyes won two Big Ten Conference championships (1989, '91) and advanced to the 1991 NCAA Championship Semifinals. Rosen also garnered numerous individual accolades at Ohio State. As a senior, she was selected the Big Ten Conference Player of the Year, AVCA All-America second team and was the Ohio State Female Athlete of the Year. Rosen was named to the AVCA All-Mideast Region team three times (1989, '90, '91). She captured Big Ten Freshman of the Year honors in 1988 and also competed in the United States Olympic Festival in 1989 and 1991. She was inducted into the Ohio State Athletics Hall of Fame in 2001.
Rosen, a native of Wasilla, Alaska, was honored as one of the 50 greatest sports figures of the 20th century from the state of Alaska by Sports Illustrated.
Rosen earned her bachelor's degree in political science from Ohio State in 1992. She is married to Michigan head coach Mark Rosen, and the couple has two sons: Brady and Cameron.
Title: Assistant Coach
University of Michigan volleyball head coach Mark Rosen announced the hiring of former West Virginia and Ohio State assistant Sean Byron on March 17, 2016. In his first season working with Michigan's setters, Byron helped coach freshman MacKenzi Welsh to an AVCA All-America honorable mention selection, four Big Ten Freshman of the Week awards, and a Big Ten All-Freshman Team selection in 2016.
Byron came to Michigan after spending the 2015 season at West Virginia University, where his primary responsibilities included coordinating the Mountaineer offense, recruiting and scouting opponents.
Prior to his time at West Virginia, Byron spent eight seasons working with the men's volleyball program at Ohio State University, serving as the Buckeyes' offensive and recruiting coordinator. During his time in Columbus, Byron helped to guide the Buckeye squad to five MIVA regular-season titles, four MIVA tournament titles and the 2011 national championship.
Before joining the staff at Ohio State, Byron was the head men's and women's volleyball coach at Rutgers University-Newark for eight seasons. During his tenure, Byron's men's squad qualified for the EIVA tournament and consistently ranked in the top 15 of the nation, while the women's squad advanced to both the ECAC and NCAA tournaments. Prior to his appointment at Rutgers University-Newark, Byron was the head men's and women's coach at East Stroudsburg for two seasons and spent two years as the head men's coach at Springfield College, where he guided the team to the Molten Division III national championship in 1997 while also serving as an assistant professor of physical education.\
In addition to his collegiate experience, Byron has a wealth of national-level coaching experience to the Wolverine squad. For more than 20 years, he has been involved with USA Volleyball and has been an assistant coach for the Boys Under-21 U.S. National Team for multiple seasons. Byron was also the head coach of the under-19 squad in the summers of 2002, 2008 and 2009, helping the team win gold medals at the North and Central American tournaments and a bronze medal at the 2002 NORCECA World Championship Qualifier. Additionally, Byron was an assistant coach on the U.S. National B-Team (2011), served as both the head coach and as an assistant coach for the U.S.A. High Performance Team (2000-01) and coached at the 2005 World University Games.
As an outside hitter at Springfield College, Byron earned a bachelor of science in physical education 1993 and a master of education in physical education from the school in 1998. He is also an instructor for the Coaching Accreditation Program (C.A.P.) National Certification courses for aspiring club, high school and college coaches in the United States and boasts several published works on various volleyball skills.
Title: Volunteer Assistant Coach
Jerome Fraisse was announced as the Wolverines' volunteer assistant coach on Friday, Feb. 23.
Fraisse comes to Ann Arbor, Michigan by way of Grenoble, France, where he spent three years playing for the Grenoble Volleyball Club ProB as both an outside hitter and middle blocker.
Following his playing years, Fraisse began coaching with the L'ES Meylan Volleyball Club in Meylan, France, where he served as both an assistant women's coach and a head women's coach. He then spent seven years with the L'Arago Sète Volleyball club, and served in various roles including Director of Beach Volleyball, Women's Head Coach, Men's Head Coach, Development Center Manager, and Men's Assistant Coach for ProA, the top professional league.
Fraisse also worked with the Volleyball Romans Club (Romans, France) and the L'Asul Lyon Volleyball Club (Lyon, France) before serving as the GVUC Head Men's Coach in Grenoble, France.
In addition to his professional coaching experience, Fraisse has aso worked with the French Boys U20 National Team as well as a girl's U17 club team in Ottawa, Canada. His most recent coaching position was at Collège Catholique Samuel-Genest in Ottawa.
Fraisse has a master-level degree in Sport Sciences with a focus in education and motor skills from Université Joseph Fourier (Grenoble, France).