Appearance and departure unannounced.  Appeared at Salem to contact children of Terah.  Co-authored Paper 56.  Departure.  Did not attempt to reform mores.  Enormously curtailed Caligastia’s power to disturb.  Failed to eradicate followers’ proclivity to sacrifice.  Forbade missionaries to accept fees or create exclusive congregations.  Hebrew scribes destroyed almost every record of.  Incarnated 1973 years before birth of Jesus.  Indwelt by Adjuster that later served Jesus.  Laid foundations for spiritual rehabilitation of Urantia.  Maintained peaceful relations with surrounding tribes.  Organized schools at Salem on Sethite model. 
6-foot tall Nodite in appearance; dressed like a priest.  In full contact with his 11 Melchizedek fellows.  Lived 94 years as material being; sustained by material food.  Never married, could not have left offspring.  Spoke Chaldean and 6 other languages.  Wore 3 concentric circles. 
Future Planetary Sovereign of Urantia?  Has collaborated with many prophets and seers.  Headquarters on Jerusem.  Invisibly present on Urantia for 100 years.  Member of 24 counselors.  Present status.  Vicegerent Planetary Prince of Urantia.  Will follow Urantia mortals to Corps of Finality. 
Cardinal precepts were trust and faith.  Covenant with Abraham whereby God does everything and. Man believes.  Creed and commandments.  Monotheistic teachings largely derived from.  Regarding the Trinity.  Revealed Most High to Abraham.  Subordinated everything to doctrine of one God.  Taught advent of another Son of God.  Were the 3rd epochal revelation. 
See also: UB 93.