#authority.expert  an expert whose views are taken as definitive; "he is an authority on corporate law"
  supertype:  #expert  a person with special knowledge or ability who performs skillfully
  subtype:  #adviser__advisor__consultant  an expert who gives advice
     subtype:  #amicus_curiae__friend_of_the_court  an adviser to the court on some matter of law who is not a party to the case; usually someone who wants to influence the outcome of a lawsuit involving matters of wide public interest
     subtype:  #backroom_boy__brain_truster__braintruster  an expert adviser involved in making important decisions but usually lacking official status
     subtype:  #beauty_consultant  someone who gives you advice about your personal appearance
     subtype:  #counselor__counsellor  some who gives advice about problems
        subtype:  #Dutch_uncle  a counselor who admonishes frankly and sternly
        instance:  #Nestor
     subtype:  #county_agent__agricultural_agent__extension_agent__extensionagent  an advisor employed by the government to assist people in rural areas with methods of farming and home economics
     subtype:  #fashion_consultant__fashionconsultant__fashionmonger  someone who advises you about fashionable clothing
     subtype:  #investment_adviser__investment_advisor  someone who advises others how to invest their money
     subtype:  #management_consultant  adviser to business about efficient management practices
     subtype:  #media_consultant__mediaconsultant__medai_guru__medaiguru  someone who advises about the use of communication media
     subtype:  #security_consultant  an adviser about alarm systems to prevent burglaries
     subtype:  #tipster__tout  one who sells advice about gambling or speculation (especially at the racetrack)
  subtype:  #Church_Father__Father  an early writer accepted as an authority on the teachings and practices of the Christian church
  subtype:  #connoisseur__cognoscenti  an expert able to appreciate a field; especially in the fine arts
     subtype:  #esthete__aesthete  one who professes great sensitivity to the beauty of art and nature
     subtype:  #oenophile__oenophilist__wine_lover  a connoisseur of fine wines; a grape nut
  subtype:  #evaluator__judge  an authority who is able to estimate worth or quality
     subtype:  #valuator__appraiser  one who estimates officially the worth or value or quality of things
        subtype:  #valuer  (Brit) someone who assesses the monetary worth of possessions
     subtype:  #critic.evaluator  anyone who expresses a reasoned judgment of something
        subtype:  #appraiser__authenticator  one who determines authenticity (as of works of art) or who guarantees validity
        subtype:  #drama_critic__dramacritic__theater_critic__theatercritic  a critic of theatrical performances
           instance:  #Alexander_Woollcott__Woollcott
        subtype:  #grader  a judge who assigns grades to something
           subtype:  #wool_sorter__wool_stapler  a person who sorts wool into different grades
        subtype:  #music_critic__musiccritic  a critic of musical performances
           instance:  #Joseph_Deems_Taylor__Taylor__Deems_Taylor
        subtype:  #panelist__panellist  a member of a panel
           subtype:  #juror__juryman__jurywoman  someone who serves (or waits to be called to serve) on a jury
              subtype:  #foreperson  the presiding member of the jury and the one who speaks on their behalf
                 subtype:  #foreman  a man who is foreperson of a jury
                 subtype:  #forelady__forewoman  a woman who is foreperson of a jury
              subtype:  #petit_juror__petitjuror__petty_juror__pettyjuror  a member of a petit jury
        subtype:  #reviewer__referee__reader  someone who reads manuscripts and judges their suitability for publication
           subtype:  #scanner.reviewer  someone who scans verse to determine the number and prosodic value of the syllables
        subtype:  #taster__tastetester__sampler  someone who samples food or drink for its quality
           subtype:  #wine_taster  a taster who evaluates the quality of wines
  subtype:  #liturgist  an authority on liturgies
  subtype:  #master.authority__professional  an authority qualified to teach apprentices
     subtype:  #past_master.master__pastmaster  someone who was formerly a master

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