Author
- Seneca2
- Abbaye Saint-Martin de Plaimpied1
- Abraham Ben Yijû1
- Abraham ben Isaac of Narbonne1
- Abraham ben Moses ben Maimon1
- Abraham ibn Ezra1
- Abu Isa at-Tirmidhi1
- Abu Mansur Mauhub al-Jawaliqi1
- Abu Nu`aym1
- Abu al-Hariri1
- Abū ʿAmr al-Dānī1
- Ahmad ibn Ismail al-Taliqani1
- Al-Ḥusayn ibn Yaḥyá Qaṭṭān1
- Alain of Lille1
- Alulphe of Tournai1
- Ambrosiaster1
- Anselm of Laon1
- Aristotle1
- Arnulf of Lisieux1
- Avicenna1