Trusted Advisor
From WikiDreams
Trusted Advisors are people that are influencers with Decision Makers. Decision Makers have an established relationship with Trusted Advisors and believe they will provide them advice that is in their best interests. While the term is Trusted Advisors is often associated with a consultant, a Trusted Advisor could be a good friend, spouse or family member.
decision makers believe trusted advisors which they believe they will provide opinions are in the best interest of the decision makers stakeholders that have opinions that are valued by decision makers which can have an impact on their decisions.