FTP, identify this Greek philosopher who was a close adherent to the philosophy of Anaximenes.
While born in Clazomenae, this philosopher became the first pre-Socratic to teach in Athens and gained the patronage of Pericles, who helped him with an acquittal after being charged with impiety.  Like every other pre-Socratic, he wrote an On Nature in which he postulated that the universe was composed of an infinite number of primordia in conscientious objection to Empedocles.  His cosmogony was based on the idea of the good mind, or nous.  FTP, identify this Greek philosopher who was a close adherent to the philosophy of Anaximenes.
While born in Clazomenae, this philosopher became the first pre-Socratic to teach in Athens and gained the patronage of Pericles, who helped him with an acquittal after being charged with impiety.  
Anaxagoras