And why does it matter? The circumstances of his birth contribute to why he tuned out this way. Assuming that he’s a foreign adoption, particularly Russian, carries with it a strong likelihood he was exposed greatly to alcohol while in the womb.
The strong possibility of (FAS) coupled with deceased parents and no extended family sheds light on how a person could be so seriously warped. Beyond being pure evil, this guy was dealt a hand full of negative cards. His behavior fits the profile of a FAS child who has developed several secondary symptoms: violence, aggression, uncontrollable rage, inability to reason or understand as an adult, ADHD, executive functioning deficits and lowered cognitive ability, etc.
https://www.cdc.gov/ncbddd/fasd/secondary-conditions.html
http://come-over.to/FAS/faschar.htm
Almost as if...
he was chosen for the task.