Never Too Soon: Means to Reduce Violence May Start in Utero ScienceDaily (Sep. 10, 2011) The seeds of violence may be planted before a child is born...Nursing Assistant Professor Jianghong Liu, PhD, RN, in the journal Aggression and Violent Behavior. Science News Jianghong Liu was first published in the APPPAH journal back in 2004. Read her full article online: APPPAH Journal Liu, J. (2004). Prenatal & perinatal complications as predispositions to externalizing behavior. Journal of Prenatal & Perinatal Psychology & Health, 18(4), 301-311.