Here you will find information about copyright law and tools and resources to assist with making copyright decisions.
According to United States Constitution, Article I, Section 8, copyright law exists to promote the progress of science and useful arts, by securing for limited times to authors and Inventors the exclusive right to their respective writings and discoveries.
Copyright law encourages innovation that offers benefit to society while preserving the rights of the copyright holder. It can be a balancing act to achieve both goals.
We often think of copyright in connection to literary works but it can also apply to other means of expression such as musical works, choreography, architecture, and other mediums.
If you need permission from a publisher, you'll often find instructions and/or examples on their website. Below you'll find a sample permission letter as well as a request form to post material in a digital repository.