Copy to Clipboard Rep. Alexandria Ocasio-Cortez said she had a very close encounter during the Capitol riots (Getty Images) She has been a leader who is often seen swimming against the tide, even if it is in her own party. New York Democratic Representative Alexandria Ocasio-Cortez or 'AOC' as she is popularly known symbolizes the progressive wing of the party, a rebel who doesnât hesitate to take on even the Democratic leadership. The 31-year-old self-proclaimed socialist leader endorsed Vermont Senator Bernie Sanders in the presidential primaries last year and was even seen questioning President Joe Bidenâs agenda when the veteran was in the process to pick faces for his administration that took over on Wednesday, January 20. She said Bidenâs cabinet lacked a cohesive vision.