Past Articles from AJ Klopfenstein

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AJ Klopfenstein is an Ultimate player and AUDL referee currently residing in Chicago. After beginning his playing career with DePaul University, he has played for the club team Haymaker, helped organize the Ultimate Chicago Sandblast tournament, and joined the ref crew for the Chicago Wildfire. His hobbies include financial software engineering and video game development.

  1. Tuesday Tips: Using Timing To Create Strong Deep Looks

    Handlers dream about it, cutters train all offseason for it, and spectators scream for it.

    Nov 5, 2019 by in Analysis, Opinion

  2. Tuesday Tips: How To Take Your Mark To Next Level, Presented by Spin

    Is your mark as good as it can be?

    Sep 4, 2018 by in Analysis, Opinion

  3. Tuesday Tips: Opening Up Your Vert Stack With The Handler Wrap, Presented By Spin Ultimate

    How to get your vertical stack running smoothly with clear backfield movement.

    May 15, 2018 by in Opinion

Recent Posts

  1. High School National Invite 2025: The Semis, Stars, Final, and Fun (Girls’ Div.)
  2. D-III Women’s 2025 Rookie of the Year
  3. D-III Men’s 2025 Rookie of the Year
  4. D-I Women’s 2025 Rookie of the Year
  5. D-I Men’s 2025 Rookie of the Year

Recent Videos

  1. [Showcase] Roosevelt vs. South Eugene (Girls Final)

    Jun 14, 2025 in

  2. [Showcase] Arlington vs. Edina (Boys Final)

    Jun 14, 2025 in

  3. [Showcase] Roosevelt vs. Garfield (Girls Semifinal)

    Jun 14, 2025 in

  4. [All-Access] South Eugene vs. El Cerrito (Girls Semifinal)

    Jun 14, 2025 in

  5. [Showcase] Arlington vs. Open World Learning (Boys Semifinal)

    Jun 14, 2025 in

Recent Events

  1. 2025 High School National Invite
    Jun 13 - Jun 14 | |
  2. 2025 D-I College Championships
    May 23 - May 26 | |
  3. 2025 D-III College Championships
    May 17 - May 19 | |
  4. 2025 College Regionals
    Apr 27 - May 4 | |
  5. 2025 USA Goaltimate National Championships
    Apr 12 - Apr 13 | |

Subscriber Exclusives

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  • Inside The Circle: Preserve Rapid Reax
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  • Deep Look LIVE: HSNI, PUL Championship Weekend, London Invite Recaps; U-24 Worlds Preview
    podcast with bonus segment
  • [Showcase] Roosevelt vs. South Eugene (Girls Final)
    Video for standard subscribers
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