Like most employers, Chieh Huang isn’t interested in hiring people who are overly rigid or who know it all. So he’s created a 15-minute test to help identify them.

Asking “so what?” can bring out your hidden beliefs and ideas, says career strategist Gail Tolstoi-Miller.

Most employers are approaching job interviews all wrong, says business consultant Anthony Tjan. To identify the candidates who have substance and not just smarts, here are better questions to ask.