(a) Definitions. As used in this rule:
(1) A "client" is a person, public officer, or corporation, association, or other organization or entity, either public or private, who is rendered professional legal services by a lawyer, or who consults a lawyer with a view to obtaining professional legal services from him.
(2) A "representative of a client" is one having authority to obtain professional legal services, or to act on advice rendered pursuant thereto, on behalf of the client.
(3) A "lawyer" is a person authorized, or reasonably believed by the client to be authorized, to engage in the practice of law in any state or nation.
(4) A "representative of the lawyer" is one employed by the lawyer to assist the lawyer in the re