As Carly Fiorina enjoys a surge in recent opinion polls in the race for the Republican presidential nomination, her record as former CEO of Hewlett Packard (HP) is being put under the microscope. Fiorina herself cites that record as part of the reason to elect her president — even though some have called her one of the worst CEOs of her era. It’s difficult to know what’s fact and what’s fiction — and what the most important takeaways are from her time as a senior business executive.