You probably have a hunch about which one you are, but why not take this quiz — from organizational psychologist Adam Grant — and double-check?

No, “humble narcissist” is not an oxymoron; it’s a combination of qualities that the best leaders and companies have. Organizational psychologist Adam Grant explains why.

When given criticism, many of us get defensive or distracted. Here’s how to face feedback like a pro, says negotiation expert Sheila Heen.

Here’s how to spot them, according to business school professor Randall S. Peterson.

Instead of spending your days complaining, you might try changing your workplace from within, says leadership expert Simon Sinek.

And if your boss is on the fence, here’s a compelling case study — from economics professor Nicholas Bloom — to show her.

Whisper it, but obsessive navel-gazing can be satisfying. Problem is, it can also be damaging. Organizational psychologist Tasha Eurich suggests ways to escape the loop of rumination and learn how to move forward for real.