NEW HAVEN, Conn. (AP) — A portrait of a highly isolated young man with disruptions in his education is emerging as a state office investigating the Newtown shooter seeks the release of his school records.

Connecticut’s child advocate office is seeking Adam Lanza’s records as part of an investigation with its Child Fatality Review Panel into last year’s massacre of 26 people at Sandy Hook Elementary School. Lanza, 20, killed his mother before the massacre and committed suicide afterward.

The panel reviews unexpected child fatalities. It has obtained some of Lanza’s school and hospital records, but the state attorney general asked on the panel’s behalf for the release of his educational records.

“I think from our perspective right now from what we’ve gathered, we’re concerned about the level of isolation,” said Faith Vos Winkel, assistant child advocate. “It’s never one thing. I think a theme that is beginning to emerge…