In "The Trusted Advisor," David H. Maister presents the concept of Trust Realms, illustrating how trust influences client-advisor relationships. The idea revolves around different dimensions where trust can be built or eroded. These dimensions include competence, reliability, intimacy, and self-orientation, all of which play crucial roles in how clients perceive their advisors.

Maister emphasizes that true trust is multifaceted and requires advisors to demonstrate not only their expertise but also their commitment to the client's best interests. Understanding these Trust Realms helps advisors cultivate deeper, more effective relationships, ultimately leading to greater client loyalty and satisfaction.