“…Several studies have noted that children are sometimes more willing to differentiate between groups on positive attributes and much less reliably show intergroup discrimination on negative attributes (e.g., Bennett et al, 2004;Bennett, Lyons, Sani & Barrett, 1998;Bigler, Jones & Lobliner, 1997;Bigler, Brown & Markell, 2001). This phenomenon has been termed the dpositive-negative asymmetry effectT (PNA effect: Mummendey & Otten, 1998;Mummendey et al, 1992;Otten, Mummendey & Blanz, 1996). However, studies that have noted the PNA effect typically involved children aged 6 years and above.…”