#1 (8/18/00): Summary of Ingraldi (1999) #2 (8/25/00): Summary of Cooper and Stevens (2000) #3 (12/5/00): Summary of Spencer (1995) #4 (2/28/01): Summary of Good (1998) #5 (1/20/02): Summary of Finn (2000) #6 (11/7/02): Summary of Keane (1999) #7 (11/20/02): Summary of Stephens (2001)