Carthage College

Beth DeLaRosby begins her 15th year as head women's swimming and diving coach in 2022-23 (61-29 dual-meet record, 14 years). She led the program to top-10 finishes at the NCAA Division III Women’s Swimming Championship in each of her first three years, and has been named CCIW “Women’s Swimming Coach of the Year” in 2009, 2010, 2018, 2019 and 2020. A native of Two Harbors, Minn., DeLaRosby was an assistant swimming coach at Springfield College in 2006-07 and 2007-08. Prior to that, she served as an assistant coach at Wheaton College (Mass.) in 2005-06. DeLaRosby attended Gustavus Adolphus College, where she earned College Swimming Coaches Association of America First-Team All-America honors in both 2004 and 2005, placing third in the 50-freestyle in 2004 and tying for sixth place in the same event in 2005. DeLaRosby graduated from Gustavus Adolphus in 2005 with a bachelor’s degree in psychology and criminal justice, and she received her master’s of science degree in physical education with a concentration in Athletic Administration from Springfield in 2008. In addition to her duties as swimming coach, DeLaRosby serves as aquatics director for Carthage’s Koenitzer Aquatic Center.

Seth Weidmann leads the Firebirds into his ninth season as head coach for the 2022-23 season. Coach Weidmann is a six-time College Conference of Illinois and Wisconsin (CCIW) Men's Swimming & Diving Coach of the Year, and his teams won five-straight CCIW Championships in 2017, 2018, 2019, 2020, and 2022. His student-athletes have garnered 6 College Swimming and Diving Coaches Association of America (CSCAA) All-American honors, set or reset 17 CCIW records and 43 Carthage team records, and amassed dozens of CCIW All-Conference honors, NCAA qualifying standards, and individual Scholar All-American honors. Collectively, the teams have been recognized as a CSCAA Scholar All-America Team every semester since Weidmann’s arrival in 2014. An active member of the Carthage community, Weidmann serves as Assistant Athletic Director and as the department’s NCAA Diversity and Inclusion Designee (ADID). His administrative roles keep him closely connected to the Center for Student Success, Office of Equity & Inclusion, and Aspire Program. Weidmann's community participation reaches beyond campus as a member of the Grants Committee for the Kenosha Community Foundation, the city's Safety Around Water Coalition, and the Kenosha Coalition for Dismantling Racism. Before his time at Carthage, Weidmann spent nine years at the YWCA Evanston/North Shore as the Head Senior Coach of the Flying Fish Swim Team, where he was part of the senior coaching staff that developed qualifiers for Illinois State Championships, Speedo Sectionals, Junior National Championships, and Olympic Trials. He was the head coach for Team Illinois at USA Swimming’s Multi-Cultural/Diversity Zone Meet, was a member of Illinois Swimming’s Diversity & Inclusion Committee, and was a member of the YWCA’s Equity & Inclusion Team. Coach Weidmann also served the YWCA as the Community Outreach Manager and was a founding organizer of Evanston Swims, a community collaboration that offers water safety and swimming instruction to Evanston second graders at no cost to their families. Weidmann attended Gustavus Adolphus College, graduating in 2005 with a bachelor's degree in Communication Studies. As a swimmer for Gustavus, Weidmann was a CSCAA All-American relay team member and a three-time Minnesota Intercollegiate Athletic Conference (MIAC) champion. He holds a master's degree (M.Ed.) in Sports Leadership from Carthage College. Seth and his wife Emily live in Kenosha.

David Arvai enters his first season as Carthage's men’s and women’s diving coach in 2022-23. Coach Arvai also serves as the Lead Coach for the Schroeder Diving Team’s Racine location. Arvai has been the Head Girl’s Diving Coach at Case High School since 2003 where he has coached numerous SEC conference, WIAA Sectional, and WIAA State Champions. He is a four-time Wisconsin Interscholastic Swim Coaches Association (WISCA) Division 1 Girl’s Diving Coach of the year and several of his divers have been named Division 1 Diver of the Year. Arvai holds a bachelor's degree in criminal justice from the University of Wisconsin - Milwaukee. While competing for UWM he was a two-time Mid-Continent Conference Diver of the Year, four-time NCAA Zone qualifier, and set two school records. Arvai is a Police K-9 Handler with the City of Racine Police Department. He and his wife Lisa have two daughters, Talia and Olivia.