I myself have just returned from a two week vacation to Europe where I expended a week teaching the Experienced trainers with the Berufsreiterverband (the place they incorporate our saddle fitting curriculum into their certification process!) after which you can an introductory two day program in britain at Russell Guire’s https://horsetrack31740.national-wiki.com/1649211/a_secret_weapon_for_horse_saddle_hermes