After surviving artwork
Avicenna (Ibn Sina)
c. 980 – 1037 CE
PhilosophyMedicineIslamic philosophyAristotelianism
A physician and philosopher whose medical canon was taught in Europe for six hundred years.
After surviving artwork. Based on later Persian manuscript portraits rather than a contemporary record.
Why they still matter
His argument that existence is something added to essence reset metaphysics — and his thought experiment of the "floating man" is an early inquiry into self-awareness.
The world they thought in
Moved constantly between Persian courts, writing at night and practising medicine by day.
What they wrote
The Book of Healingc. 1027Not yet available in a public-domain edition
A complete philosophical system, from logic to metaphysics.
The questions they worked on
Reality
What is actually there behind appearances?
Separated existence from essence, and reset metaphysics.
The soul
What is the thing that thinks, and does it end?
The "floating man" as an argument about self-awareness.
Where the thinking travelled
Each link says what kind of link it is. A documented influence and a much later echo are not the same claim, and are never presented as one.
Al-FarabiDocumented influence
Said Al-Farabi's commentary finally made the Metaphysics legible.
One demonstrably read, studied under or answered the other.
Take this further
Ponderers is the historical layer. A rabbit hole brings the same question into what people are arguing about now.