"Copyright law creates incentives for people to invest their time, talent and other resources in creating new material – particularly cultural and educational material, which benefits society."
Complying with copyright legislation is important whether you're using third-party content in teaching and academic research or seeking to protect and license your own content and data.
Copyright legislation applies to everyone and is relative to the way you re-purpose the original content. That means you may need to follow different copyright rules as a teacher than you would as a student, and vice versa. It's all about how you use the content in relation to the five fairness factors.