Dr Philipp Nothaft

  • Chronology, calendars, and systems of dating (ancient to modern)
  • Medieval science (particularly astronomy)
  • European intellectual history (ancient to early modern)
  • Jews and Christians in medieval Europe
  • ‘With utmost certainty’: two late medieval pioneers of technical chronology

  • Medieval Europe’s Satanic Ciphers: On the Genesis of a Modern Myth

  • The Liber theoreumacie (1214) and the Early History of the Quadrans Vetus

  • An Overlooked Construction Manual for the Quadrans Vetustissimus

  • Pierre d’Ailly’s Tractatus de vero cyclo lunari: Introduction and Edition

  • The Astrological Autobiography of a Medieval Philosopher: Henry Bate's Nativitas (1280-81).

  • Glorious Science or “Dead Dog”? Jean de Jandun and the Quarrel over Astrology in Fourteenth-Century Paris

  • Robert Grosseteste’s Compotus

  • An Alfonsine Universe: Nicolò Conti and Georg Peurbach on the Threefold Motion of the Fixed Stars

  • Astronomical and Cosmological 'Dubia' in the Cistercian Pierre Ceffons’ 'In II Sententiarum', distinctio 1

  • More