Error in Reference Section. In the article titled "Toward a Developmental-Contextual Model of the Effects of Parental Spanking on Children's Aggression," published in the August Archives (1997;151:768-775), references 9 and 10 were omitted. They should have appeared thus:
9. Hetherington EM. Coping with family transitions: winners, losers, and survivors. Child Dev. 1989;60:1-14.
10. Hetherington EM, Stanley-Hagan M, Anderson ER. Marital transitions: a child's perspective. Am Psychol. 1989;44: 303-312.