[St_Thomas_Aquinas]

His college studies may have played a part in his psychosis.

Here's what I found after some digging:

Did "Conscious Dreaming" Cause a Psychotic Break? ("Conscience dreams were a great study" -Loughner)

[KC Burke]

One comment esterday by a high school classmate mebtioned an episode of alchohol poisoning that was a key event in his life.