1. a person capable of resolving mental and physical problems by his ability to find and run engrams and secondaries. (HCOB 6 Apr.69) 2. a Dianetic auditor would use Dn to handle the lack of well-being of the pc. (HCOB 6 Apr 69 II) 3. one who has had case gain on Dn, and has been able to administer Dn so as to give case gains with it and that is what a Dianetic auditor is. It is not somebody who has been through the check sheets a large number of times or somebody who knows the Director of Certs and Awards. (6905C29)