As mentioned in the previous article on trauma, ACEs and links to crime, addiction, and mental illness, various studies have found that early psychological trauma may actually cause lasting changes in the brain that are connected with addictions, mental illness and aggressive or violent behavior later in life.
What do these changes in the brain actually look like? The Family Policy Council of Washington State created a presentation on "The High Cost of Adverse Childhood Experiences." Here are a few of the slides from that presentation that explain the changes in the chemical and physical development of the brain ("Biological Effects of Abuse & Neglect") that occur with various traumatic experiences during childhood...
• effects on the Hippocampus
• effects on the Corpus Callosum
• effects on the Superior Temporal Gyrus
• effects on the Cerebellar Vermis
• effects on the Cortex
(the full "The High Cost of Adverse Childhood Experiences." presentation is published on the Family Policy Council website at: http://www.fpc.wa.gov/publications/ace_impact.pdf