Links to my social media, other projects I am involved in, and the websites of a few friends and associates.

Holistic Budo on Social Media

  • Facebook – Holistic Budo blog posts are auto-shared to this page, but I actively monitor the activity here and respond to comments, etc.
  • Instagram – A page for my blog posts, photos, and some of my general interests.
  • Twitter – My blog posts are auto-shared here, but I do not actively monitor or participate in this forum.
  • LinkedIn – My professional profile where my blog posts are auto-shared to.
  • Tumblr – I am not an active Tumblr user, but my blog posts can be found here as well.

Kogen Dojo on Social Media

  • Facebook – Kogen Dojo’s main social media page where we share our schedules, events, and general information about what we have going on and what we are doing in our community.
  • Instagram (Academy Page) – Daily schedule updates for Kogen Dojo are posted here. This page is mainly managed by Robert Van Valkenburgh.
  • Instagram (Muay Thai Page) – Muay Thai at Kogen Dojo managed by Robert’s brother Matthew Van Valkenburgh.
  • Twitter – Used to post daily schedule updates for the academy.

Martial Arts

  • Kogen Dojo Self Defense Academy – Relson Gracie (Brazilian) Jiu-Jitsu & Muay Thai academy in Severna Park, Maryland owned by Robert Van Valkenburgh, his brother Matthew, and their friend Dwayne Bowie.
  • Taikyoku Mind & Body – An organization founded Budd Yuhasz, Jevin Orcutt, and Robert Van Valkenburgh, along with the help of Ellis Amdur, focused on teaching Internal Strength practices for grappling, striking, and holistic health.
  • Rising Tide Academy – Mike and Jordan Stewart’s Gracie Jiu-Jitsu academies in Columbia and Finksburg, Maryland. Mike Stewart was an integral part of getting Kogen Dojo off the ground and continues to be a friend and invaluable asset to the Kogen team.
  • Gracie Jiu-Jitsu St. Augustine – Phil Cardella’s Gracie Jiu-Jitsu academy in St. Augustine, Florida where Robert likes to train when he is in town visiting family. Phil has been and continues to be a great friend and mentor to the Kogen team.
  • Team HK Honolulu – Todd Tanaka’s Gracie Jiu-Jitsu academy in Honolulu, Hawaii. Todd has traveled to Kogen for seminars several times and the Kogen owners have visited and trained at his academy while vacationing in Hawaii.
  • One Spirit Martial Arts – Pedro Sauer’s Gracie Jiu-Jitsu headquarters in Herndon, Virginia. Even though Kogen Dojo is officially under Relson Gracie, Pedro Sauer has always been a friend of the school and, in fact, several of Kogen’s instructors are ranked and belted under Professor Sauer.

Friends & Associates

  • KogenBudo – The blog of Ellis Amdur, friend of Kogen Dojo and the Taikyoku Mind & Body collective, where Amdur writes about classical and modern martial arts. Kogen Dojo’s name was inspired by Amdur sensei.
  • Edgework Books – The books of Ellis Amdur whose writings range from martial arts and professional de-escalation and crisis intervention manuals to novels and graphic novels.
  • Edgework – Ellis Amdur’s professional de-escalation and and crisis intervention work.
  • Liselle Vigna – Massage therapist and holistic healer in Pasadena, Maryland who works on and is highly recommended by Robert.