#historian__historiographer  a person who is an authority on history and who studies it and writes about it
  supertype:  scholarly_person__scholarlyperson__scholar__student  a learned person (especially in the humanities); someone who by long study has gained mastery in one or more disciplines
  instance:  the_Venerable_Bede  Thomas_Carlyle  William_James_Durant  John_Hope_Franklin  Samuel_Rawson_Gardiner  Edward_Gibbon  Herodotus  Flavius_Josephus  John_Knox  Livy  Thomas_Babington_Macaulay  Alfred_Thayer_Mahan  Frederic_William_Maitland  John_Bach_McMaster  Theodor_Mommsen  Barthold_George_Niebuhr  Cyril_Northcote_Parkinson  James_Harvey_Robinson  Saxo_Grammaticus  Arthur_Meier_Schlesinger  Arthur_Meier_Schlesinger_Jr.  William_Stubbs  Thucydides  Arnold_Joseph_Toynbee  Sir_George_Otto_Trevelyan  George_Macaulay_Trevelyan  Barbara_Wertheim_Tuchman  Frederick_Jackson_Turner  Sir_Paul_Gavrilovich_Vinogradoff  Horatio_Walpole  Eliezer_Wiesel  Comer_Vann_Woodward  Xenophon
  subtype:  annalist  a historian who writes annals
  subtype:  art_historian__arthistorian  a historian of art
     instance:  Erwin_Panofsky__Panofsky  Giorgio_Vasari__Vasari  Aby_Moritz_Warburg__Warburg__Aby_Warburg  Johann_Joachim_Winckelmann__Winckelmann__Johann_Winckelmann
  subtype:  chronicler  someone who writes chronicles
     instance:  Geoffrey_of_Monmouth

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