This was the formal ceremony, but Slaughter was sworn-in privately in June.
Geoffrey Slaughter will hear his first oral arguments as a member of the court on June 23.
The commission was formed by the General Assembly in 2013 and received a progress report from a national child welfare consultant group.
Chief Justice Loretta Rush said the state could not "afford to incarcerate or institutionalize its way out of this crisis."
Rush says Indiana will begin this year a move to statewide electronic filing in its courts.
Loretta Rush took the oath of office today, becoming the states first female Supreme Court chief justice.
Justice Loretta Rush is being sworn in as the head of the state's Supreme Court this afternoon.
Justice Loretta Rush is the second woman and the 108th justice to serve on Indiana's highest court.
The second woman to serve on Indiana's Supreme Court and the only woman now on the bench was sworn in Wednesday during a private ceremony.
Loretta Rush will be the second woman to serve on the Indiana Supreme Court.