A person who would otherwise have a privilege to refuse to disclose or to prevent another from disclosing a specified matter has no such privilege with respect to that matter if the judge finds that such person or any other person while the holder of the privilege has (a) contracted with a party against whom the privilege is claimed that he or she would not claim the privilege or, (b) without coercion, or without any trickery, deception, or fraud practiced against him or her, and with knowledge of the privilege, made disclosure of any part of the matter or consented to such a disclosure made by anyone.