Kuehni, Rolf G.

Rolf G. Kuehni is a color scientist at North Carolina State University and author of Color Space and Its Divisions.
Andreas Schwarz teaches color perception, order, and design at Wuppertal University, and Art and English at Stadisches Madchengymnasium Essen in Germany. He is the author of Die Lehren von der Farbenharmonie (1999).