Teachers and other teaching staff are a vital part of most people's lives. They have the ability to shape children and young adults through education, and guide people throughout their most critical years. Education and teaching is are important aspects of society, with knowledge being passed down, through schooling, both in the traditional and non-traditional sense. Teachers are more than just educators, the amount of time they spend with students means that they are mentors, caretakers and advisors.Teaching degree programs generally focus on both practical and theoretical aspects of teaching. For example, there are classes available in classroom teaching, educational psychology, philosophy of education and history of education.