“…Other experiments were not discussed because of their strong interaction with other effects such as preparation (Broadbent & Gregory, 1965), sequential dependencies (Broadbent & Gregory, 1965;Smith, 1977), discriminability (Garvey & Knowles, 1954;Broadbent & Gregory, 1965), interference (Smith, 1977), and the addition of irrelevant but misleading information (Wallace, 1971).…”