Justice never sleeps.

Prerequisites: Sentinel level 6, or Inquisitor 6, Wisdom 19+

Benefit: You receive a +2 bonus on insight checks.

Furthermore, you may concentrate on one subject. When the subject fails a wisdom based will saving throw, you know if the subject deliberately and knowingly speaks a lie by discerning disturbances in its aura caused by lying. This does not reveal the truth, uncover unintentional inaccuracies, or necessarily reveal evasions.