Halo (religious iconography) Halo (religious iconography) A halo (from Greek , "halōs"; also known as a nimbus, aureole, glory, or gloriole) is a crown of light rays, circle or disk of light that surrounds a person in art. They have been used in the iconography of many religions to indicate holy or sacred figures, and have at various periods also been used in images of rulers or heroes. In the sacred art of Ancient Greece, Ancient Rome, Hinduism, Buddhism, Islam and Christianity, among other religions, sacred persons may be depicted with a halo in the form of a circular glow, or flames in
Art of memory modern terminology, the concept that salient, bizarre, shocking, or simply unusual information will be more easily remembered can be referred to as the Von Restorff effect. The well-known role of repetition in the common process of memorization of course plays a role in the more complex techniques of the art of memory. The earliest of the references to the art of memory, the "Dialexis", mentioned above, makes this clear: "repeat again what you hear; for by often hearing and saying the same things, what you have learned comes complete into your memory." Similar advice is a commonplace in later works