What are values, and why are values important in the decision making process?

Response is a 500 word minimum reply-APA format/cited & referenced/non-plagiarized work please. Please use textbook for part or the reply, if possible. Thanks you.

Whisenand, P. M., & McCain, (2015). Supervising police personnel: Strengths-based leadership (8th ed.). Upper saddle River, NJ: Prentice Hall.