The document discusses the demands that society places on teachers as professionals. It explains that teachers spend significant time with students each day and have tremendous influence over them. As a result, society expects teachers to be competent instructors who plan engaging lessons, create a positive learning environment, assess student progress, and demonstrate professionalism in their interactions. The document outlines four models of effective teaching that describe the key responsibilities of teachers, such as instructional planning, delivering content, and reflecting on their practices. It also discusses the Philippine Professional Standards for Teachers, which defines the competencies expected of teachers in seven domains like pedagogical knowledge and student assessment.