Stith Thompson

Stith Thompson (March 7, 1885 – January 10, 1976) was an American folklorist: he has been described as "America's most important folklorist".

He is the "Thompson" of the Aarne–Thompson–Uther Index, which indexes folktales by type, and the author of the ''Motif-Index of Folk-Literature'', a resource for folklorists that indexes motifs, granular elements of folklore. Provided by Wikipedia