Skip to Main Content

Avera Sports Institute - unlevel the playing field

Change Font Size

  • Small Font Size
  • Medium Font Size
  • Large Font Size

Avera Sports Institute Staff

Our team brings a wealth of experience in sports medicine and performance enhancement to the programs offered at the Avera Sports Institute.

Jason Askew

Jason Askew, MBA, ATC, CSCS, is manager of the Avera Sports Institute and has been with Avera McKennan since 2000. A native of Cavalier, N.D., Jason received his Bachelor of Science degree in Athletic Training from the University of North Dakota and Masters in Business Administration from the University of Sioux Falls. Prior to coming to Sioux Falls, Jason worked at Altru Health System in Grand Forks serving as an athletic trainer with the Acceleration and outreach sports medicine program. Jason's wife, Tracey is a physical therapist at Avera McKennan and they have a daughter, Brynn, and son, Kellen.

Derek Ferley

Derek Ferley, MA, CSCS, Exercise Physiologist, began working with the Acceleration program in 2001 after having worked at other Acceleration Sports Training locations in Minneapolis, Minn., and Manchester, England. Derek received his undergraduate degree from St. Olaf College, a master's degree from Mankato State University and is currently completing a PhD from South Dakota State University. In his free time he enjoys a number of activities including running, reading, wood-working and home remodeling projects.

zach - sports institute

Zach Wysong

Zach Wysong has been an Exercise Specialist with Avera Sports Institute since December 2009. Originally from Hills, Minnesota, Zach received his bachelors degree from Southwest Minnesota State University in Marshall, Minnesota. As an undergraduate, Zach played running back for the Mustangs where he is currently the school's all-time leading rusher. Zach and his wife, Tracy reside in Lennox, South Dakota.

Cameron Ditlevson

Cameron Ditlevson, M.Ed., has been an Exercise Specialist with the Avera Sports Institute Athletic Republic program since 2008. A native of Bloomington, M.N., he received his Bachelor of Arts degree from Augustana College and a Master's of Education degree from the University of Sioux Falls.  Cameron played 5 years of football while attending Augustana.  He and his wife, Juliann, currently reside in Brandon.

cameron - avera sports institute

Marcus Walgrave

Marcus Walgrave, Exercise Specialist, competed for the University Wisconsin La Crosse Eagles in Track & Field for 4 years. During his collegiate career, Marcus won NCAA national titles in the 110 High Hurdles and the 4*100 meter relay, also earning NCAA national runners-up in the 100 meter dash. Following his athletic career, Marcus was an Assistant track coach specializing in hurdle and short sprints with UW-La Crosse. Since joining the ASI team in 2010, amongst his other duties, he leads the ASI Track Clinic. Originally from Luverne, Minnesota, Marcus resides in Sioux Falls with his wife, Caitlin.

Additional team members:

  • Whitnee Fester
  • David Hopper
  • AJ Schable