This document discusses the importance of lesson planning for teachers. It argues that lesson planning is important for teachers of all experience levels for several reasons: 1) It helps ensure classroom instruction is aligned with curriculum goals and objectives. 2) It provides a framework that shapes student learning in a positive way. 3) It serves as a checklist and guide for teachers to stay organized and know what to do next. Even experienced teachers benefit from lesson planning to stay effective. Not having a lesson plan can lead to overreliance on textbooks, less smooth delivery, and difficulty for substitute teachers. Overall, the document advocates that lesson planning is valuable for all teachers throughout their careers.