“…One specific type of organization that has been found to improve memory performance in many experiments is the blocking of items within lists by category (Cofer, Bruce, & Reicher, 1966;D'Agostino, 1969;Dallet, 1964;Engelkamp & Zimmer, 2002;Gollin & Sharps, 1988;Lewis, 1971;Luek, Mclaughlin, & Cicala, 1971;Matthews & Hoggart, 1970;Puff, 1973;Sharps, 1997;Sharps, Day, Nunes, Neff, & Woo, 2004;Sharps, Martin, Nunes, & Merrill, 1999;Sharps & Pollitt, 1998;Sharps & Tindall, 1992;Sharps, Wilson-Leff, & Price, 1995;Stones, 1973;Toglia, Hinman, Dayton, & Catalano, 1997). In blocked presentations, items from the same category are presented contiguously and there are distinct boundaries between categories (Puff, 1974).…”