Digital artist Dana Augustine (email) has created the graphic on the left (view in full) titled The Grays to accompany Whitley Strieber's presentation. Strieber writes in his latest journal entry(1) that the Grays are not androids but "complex, richly alive beings" who often function in groups of three, which he calls triads.

1. http://www.unknowncountry.com/journal/?id=243