Themistoclea was a priestess at the Temple of Apollo at Delphi; the priestesses were mentors and tutors to many ancient Greek philosophers. Themistoclea was Pythagoras’s teacher, teaching him moral doctrines, according to Diogenes Laërtius’s 3rd-century biography of Pythagoras in Lives and Opinions of Eminent Philosophers.

Even though certain sources dispute it, some claim that she was also the sister of Pythagoras.

Based on what I have discovered about Hellenic (Pelasgian – Real Greek) History, it was the women who were the power behind it all…

Helen