Mary Barra did not have an easy first year on the job at GM (GM).
Barra had little time to celebrate the fact that she was the first female CEO at a major auto company before GM was hit with a massive recall crisis.
Mary Barra discusses GM's tough 2014
It was not always pretty. She made some missteps along the way. But Barra ultimately took responsibility for GM's many problems and she is forcing the company to rethink its corporate culture.
