In an effort to prove that shamanistic remnants existed within Hungarian folklore ethnographer, Diószegi Vilmos, compared ethnographic records of Hungarian and neighboring peoples, and works about various shamanic traditions of some Siberian peoples. Mihály Hoppál continued Diószegi Vilmos's work comparing shamanic beliefs of speakers of Uralic languages with those of several non-Uralic Siberian peoples.
Diószegi Vilmos's research focused on comparing ethnographic records from Hungarian and neighboring cultures to works about shamanism in some Siberian peoples, while Mihály Hoppál continued this work by comparing the beliefs of Uralic language speakers with those of non-Uralic Siberian peoples.