Uploaded December 2024 | Updated September 2026, 3 weeks ago
Philipp Nothaft, Ph.D
Oxford University, All Souls College
Historian
Fifty-Pound Fellow since 2021
history.ox.ac.uk/people/dr-philipp-nothaft
Researcher, University of Oslo (from 2023)
Research fellow, Trinity College Dublin (from 2021 to 2023)
Fifty-Pound Fellow, All Souls College (from 2021)
Post-Doctoral Research Fellow, All Souls College (from 2015 to 2020)
Frances A. Yates Long-Term Fellow, The Warburg Institute, London (from 2013 to 2015)
Research Associate, University College London (from 2011 to 2013)
Buber Fellow, Martin Buber Society of Fellows in the Humanities, Hebrew University, Jerusalem (from 2010 to 2011)
Undergraduate and Postgraduate, University of Munich (from 2003 to 2011)
Research Interests:
European intellectual history & history of science (medieval / early modern)
History of astronomy / astrology
Chronology, calendars, and systems of dating
Selected publications
Graeco-Arabic Astronomy for Twelfth-Century Latin Readers (Leiden: Brill, 2023).
The Cistercian Hermann Zoest’s Treatise on Leavened and Unleavened Bread (De fermento et azimo): Oecumenism, Exegesis, and Science at the Council of Basel. Edited by C. Philipp E. Nothaft and Christopher D. Schabel (Leuven: Peeters, 2022).
A Fourteenth-Century Chronologer and Critic of Astrology: Heinrich Selder’s Treatise on the Time of the Lord’s Annunciation, Nativity, and Passion (Oxford: Oxford University Press, 2022).
Peter de Rivo: On Chronology and the Calendar. Edited and Introduced by Matthew S. Champion, Serena Masolini, and C. Philipp E. Nothaft (Leuven: Leuven University Press, 2020).
Robert Grosseteste’s Compotus. Edited and Translated by Alfred Lohr and C. Philipp E. Nothaft (Oxford: Oxford University Press, 2019).
Scandalous Error: Calendar Reform and Calendrical Astronomy in Medieval Europe (Oxford: Oxford University Press, 2018).
Walcher of Malvern: "De lunationibus" and "De Dracone"; Study, Edition, Translation, and Commentary (Turnhout: Brepols, 2017).
Medieval Latin Christian Texts on the Jewish Calendar: A Study with Five Editions and Translations (Leiden: Brill, 2014).
Dating the Passion: the Life of Jesus and the Emergence of Scientific Chronology (200–1600) (Leiden: Brill, 2012).
asc.ox.ac.uk/person/dr-philipp-nothaft
Dr. Nothaft's Article on December 25:
https://www.academia.edu/3265107/Early_Christian_Chronology_and_the_Origins_of_the_Christmas_Date_In_Defense_of_the_Calculation_Theory_
Steven Hijmans, Ph.d:
Sol Invictus & December 25th
historyoftheancientworld.com/2011/12/sol-invictus-the-winter-solstice-and-the-origins-of-christmas
Thomas C. Schmidt, Ph.D:
Calculating December 25 as the Birth of Jesus
in Hippolytus’ Canon and Chronicon
tcschmidtblog.wordpress.com/wp-content/uploads/2015/11/schmidt-calculating-december-25-as-the-birth-of-jesus-in-hippolytus1.pdf
"Qui Mortalitatis Causa Convenerunt": The Meeting of the Virunum Mithraists on June 26, A. D. 184
R Beck, Ph.D:
jstor.org/stable/1088675
MITHRAIC solstice veneration
patreon.com/GnosticInformant
Please Consider joining my Patreon to help finding scholars to bring on. Any amount helps me. Thank you existing Patrons.
2nd Channel:
youtube.com/@GnosticInformantTV
Follow me on Twitter:
https://x.com/Gnostisinformant
Discord:
discord.com/invite/uWBZkxd4UX
#gnosticinformant #december25 #christmas
Philipp Nothaft, Ph.D
Oxford University, All Souls College
Historian
Fifty-Pound Fellow since 2021
history.ox.ac.uk/people/dr-philipp-nothaft
Researcher, University of Oslo (from 2023)
Research fellow, Trinity College Dublin (from 2021 to 2023)
Fifty-Pound Fellow, All Souls College (from 2021)
Post-Doctoral Research Fellow, All Souls College (from 2015 to 2020)
Frances A. Yates Long-Term Fellow, The Warburg Institute, London (from 2013 to 2015)
Research Associate, University College London (from 2011 to 2013)
Buber Fellow, Martin Buber Society of Fellows in the Humanities, Hebrew University, Jerusalem (from 2010 to 2011)
Undergraduate and Postgraduate, University of Munich (from 2003 to 2011)
Research Interests:
European intellectual history & history of science (medieval / early modern)
History of astronomy / astrology
Chronology, calendars, and systems of dating
Selected publications
Graeco-Arabic Astronomy for Twelfth-Century Latin Readers (Leiden: Brill, 2023).
The Cistercian Hermann Zoest’s Treatise on Leavened and Unleavened Bread (De fermento et azimo): Oecumenism, Exegesis, and Science at the Council of Basel. Edited by C. Philipp E. Nothaft and Christopher D. Schabel (Leuven: Peeters, 2022).
A Fourteenth-Century Chronologer and Critic of Astrology: Heinrich Selder’s Treatise on the Time of the Lord’s Annunciation, Nativity, and Passion (Oxford: Oxford University Press, 2022).
Peter de Rivo: On Chronology and the Calendar. Edited and Introduced by Matthew S. Champion, Serena Masolini, and C. Philipp E. Nothaft (Leuven: Leuven University Press, 2020).
Robert Grosseteste’s Compotus. Edited and Translated by Alfred Lohr and C. Philipp E. Nothaft (Oxford: Oxford University Press, 2019).
Scandalous Error: Calendar Reform and Calendrical Astronomy in Medieval Europe (Oxford: Oxford University Press, 2018).
Walcher of Malvern: "De lunationibus" and "De Dracone"; Study, Edition, Translation, and Commentary (Turnhout: Brepols, 2017).
Medieval Latin Christian Texts on the Jewish Calendar: A Study with Five Editions and Translations (Leiden: Brill, 2014).
Dating the Passion: the Life of Jesus and the Emergence of Scientific Chronology (200–1600) (Leiden: Brill, 2012).
asc.ox.ac.uk/person/dr-philipp-nothaft
Dr. Nothaft's Article on December 25:
https://www.academia.edu/3265107/Early_Christian_Chronology_and_the_Origins_of_the_Christmas_Date_In_Defense_of_the_Calculation_Theory_
Steven Hijmans, Ph.d:
Sol Invictus & December 25th
historyoftheancientworld.com/2011/12/sol-invictus-the-winter-solstice-and-the-origins-of-christmas
Thomas C. Schmidt, Ph.D:
Calculating December 25 as the Birth of Jesus
in Hippolytus’ Canon and Chronicon
tcschmidtblog.wordpress.com/wp-content/uploads/2015/11/schmidt-calculating-december-25-as-the-birth-of-jesus-in-hippolytus1.pdf
"Qui Mortalitatis Causa Convenerunt": The Meeting of the Virunum Mithraists on June 26, A. D. 184
R Beck, Ph.D:
jstor.org/stable/1088675
MITHRAIC solstice veneration
patreon.com/GnosticInformant
Please Consider joining my Patreon to help finding scholars to bring on. Any amount helps me. Thank you existing Patrons.
2nd Channel:
youtube.com/@GnosticInformantTV
Follow me on Twitter:
https://x.com/Gnostisinformant
Discord:
discord.com/invite/uWBZkxd4UX
#gnosticinformant #december25 #christmas
