This document provides an overview of teaching and the role of teachers from various perspectives. It begins by defining teaching as purposeful and deliberate efforts to facilitate learning. It then discusses how the world and learners have changed, focusing on digital natives and new literacies. Various theories of learning and the teacher's role in facilitating student autonomy and assessment are presented. The document explores what it means to teach and be a teacher from different viewpoints. It addresses whether teaching is an art, science, or profession. Throughout, it emphasizes the importance of inspiring students and facilitating lifelong learning.