William Roger Van Horn (born February 15, 1939) is an American cartoonist. Van Horn debuted professionally in his forties with the black-and-white comic book Nervous Rex (1985-1987). A huge fan of Carl Barks, from 1988 Van Horn became a Disney comics artist and writer, producing for decades Donald Duck and Uncle Scrooge stories (occasionally with scripts by John Lusting), primarily for the northern European market. His son Noel Van Horn has worked extensively as a Disney cartoonist as well.

Francesco Artibani (born 27 October 1968) is an Italian comics writer, most notably known for his work on Disney comics. Artibani originally studied animation. He debuted in comics in 1992, scripting an Uncle Scrooge story for the Italian weekly Disney comics magazine 'Topolino'. Besides writing stories for Topolino, since the 90's Artibani contributed to various innovative comic projects from Disney Italia, such as PKNA, MMMM and W.I.T.C.H. He is also the co-creator of the Monster Allergy comics series.