Of course he is involved. The lawyers have no authority to do this ad hoc, nor does the family, nor anyone in NY. The decision to break faith and contract with Peoria belongs to Dolan, or to Rome.
By all accounts, it wasn’t Rome.
According to this:
http://www.archny.org/news-events/news-press-releases/index.cfm?i=34110
it sounds like Rome is involved.