The following guests have been, or are scheduled to be, part of the Plus Four podcast.

Last NameFirst NameEpisodeSubject
AhlschwedeRob1SoHG Origins
AlpaughTim4Innovation, Creativity &
Metropolitan Hickory Society
Capers IIIJohn3GHS & Club Archives
HillRoger1SoHG Origins
LeonardKelly5Handcrafting Longnose
Play Clubs
MooreTad1SoHG Origins
PalmerColin7Valuing Memorabilia Collections
& Glenna Collett Vare
QuiriciPaolo6Swiss Hickory Golf
WilliamsJohn Henry2Golf Club Restoration