- 100 Black Men of Greater Kansas City (co-founder)
- Society for American Baseball Research (SABR) LIFETIME member
- African American Civil Rights Network (AACRN)
- African American Museum Association (AAMA)
- American First Day Cover Society (AFDCS)
- American Jazz Museum (Kansas City, MO)
- National Association for Black Journalists (NABJ)
- Association for Professional Basketball Research (APBR)
- Association of African American Museums (AAAM)
- Black Archives of Mid-America
- Black Collectors’ Hall of Fame inductee, Washington, DC (1993) – 3rd annual induction.
- Black Experts – Diversity Sports
- Ebony Society of Philatelic Events & Reflections (ESPER) – 2012 winner of Eugene Robinson’s Cachet Contest for the 1986 Commemorative Dr. Martin Luther King, Jr., First Day Cover Contest. (pictured)
- The Greater KC Black History Study Group (GKCBHSG) of the Association for the Study of African American Life & History (ASALH). (President, 2017 – present)
- Midwest Afro-American Genealogy Interest Coalition (MAGIC)
- National Association for Black School Educators (NABSE)
- National Association for the Advancement of Colored People (NAACP) LIFETIME Silver member
- National Baseball Hall of Fame and Museum; LIFETIME Donor
- Negro Leagues Baseball Museum (NLBM); LIFETIME member and co-founder
- National Museum of African American History & Culture (NMAAHC)
- North American Society for Sports History (NASSH)
- Professional Football Researchers Association (PFRA)