This lecture introduces the field of wood science and technology, covering topics such as the structure of wood, wood growth mechanisms, microscopic and macroscopic properties of wood, and the use of wood as a renewable material. It also delves into forest management, wood anatomy, wood chemistry, and innovative applications of wood and wood compounds. The course structure includes an overview of forest management, biology of wood formation, wood properties, modern wood-based materials, and life cycle assessments for sustainability.