Building a case on the commonalties found in four teacher assessment instruments, the authors assert the importance of selecting teachers based on professional attitudes and personal attributes. This article synopsizes four tools used to assess teachers and teacher candidates regarding knowledge, skills, and values. The tools reviewed in this article are: Teacher Perceiver Instrument, STAR Teacher Interview, Praxis 111 Teacher Performance Assessment, and National Board for Professional Teaching Standards. The article includes a clarifying matrix which supports the authors' proclamation and which illustrates the dimensions of teacher knowledge, dispositions, and skills particular to these tools. In addition to building a case for the significance of the personal and interpersonal attributes necessary for successful teacher; this article offers a synthesis of these four tools and draws implications for teacher preparation and professional development.