The women who questioned Wall Street: Sheila Bair, Sen. Elizabeth Warren, and Mary Schapiro on holding financial industries accountable

After their warnings about excesses and corrupt practices on Wall Street went unheeded but proved accurate, former FDIC Chair Sheila Bair, former SEC Chair Mary Schapiro, and Sen. Elizabeth Warren, formerly a bankruptcy professor at Harvard Law School, set about trying to institute meaningful financial reforms from inside federal agencies and through politics.