The Philedelphia Sixers announced the signing of Jim O'Brien On Tuesday night. O'Brien replaces interim head coach Chris Ford, who replaced Randy Ayers on Feb 10th when he was fired by the team.

O'Brien, who stepped down as head coach of the Boston Celtics on January 27th, left the Celtics due to conflicts with general manager Danny Ainge.  

A press conference has been scheduled for 3 p.m.  on Wednesday, where the Sixers will formally introduce him as their new head coach.

This will be the second head coaching job for O"Brien.

he was 139-119 in three years with the Celtics.