In part because of a curse on his family, this Alcmaeonid was opposed by his fellow aristocrats, and turned to the common people to achieve power.  
In part because of a curse on his family, this Alcmaeonid was opposed by his fellow aristocrats, and turned to the common people to achieve power.  He then instituted ostracism, expanded the Athenian council to 500 members, and reformed the Athenian tribes, abolishing the four old ancestor tribes in favor of ten new ones composed of three trittyes each. FTP, name this Athenian who sought to build on Solon's democratic reforms, generally acknowledged as the founder of Athenian democracy.
In part because of a curse on his family, this Alcmaeonid was opposed by his fellow aristocrats, and turned to the common people to achieve power.  
Cleisthenes of Athens