Bks 1-7: Ionian Philosophy
Bk 1: The Seven Sages
Thales, Solon, Chilon, Pittacus, Bias, Cleobulus, Periander, Anacharsis, Myson, Epimenides, Pherecydes
Bk 2: Socrates, predecessors & followers
Anaximander, Anaximenes, Anaxagoras, Archelaus, Socrates, Xenophon, Aeschines, Aristippus, Phaedo, Euclides, Stilpo, Crito, Simon, Glaucon, Simmias, Cebes, Menedemus of Eretria
Bk 3: Plato
Bk 4: The Academy
Speusippus, Xenocrates, Polemo, Crates of Athens, Crantor, Arcesilaus, Bion, Lacydes, Carneades, Clitomachus
Bk 5: Peripatetics
Aristotle, Theophrastus, Strato, Lyco, Demetrius, Heraclides
Bk 6: Cynics
Antisthenes, Diogenes of Sinope, Monimus, Onesicritus, Crates of Thebes, Metrocles, Hipparchia, Menippus, Menedemus
Bk 7: Stoics
Zeno of Citium, Aristo, Herillus, Dionysius, Cleanthes, Sphaerus, Chrysippus
Bks 8-10: Italian Philosophy
Bk 8: Pythagoreans
Pythagoras, Empedocles, Epicharmus, Archytas, Alcmaeon, Hippasus, Philolaus, Eudoxus
Bk 9: Uncategorized: Eleatics, Atomists, Skeptics etc.
Heraclitus, Xenophanes, Parmenides, Melissus, Zeno of Elea, Leucippus, Democritus, Protagoras, Diogenes of Apollonia, Anaxarchus, Pyrrho, Timon
Bk 10: Epicurus