Federalism in the United States is the evolving relationship between state governments and the federal government of the United States. American government has evolved from a system of dual federalism to one of associative federalism.
Illustrators with high school diplomas may qualify for some entry-level positions; however, some employers prefer illustrators to possess associate's or bachelor's degrees. These degree programs are designed to enhance illustrators' natural talents while providing a technical education.
Biological illustration can be pursued as a degree in the undergraduate, graduate, and technical college levels. Preparation for a biological illustration career can include a background of art or science, or a combination of both. Skills development in biological illustration can involve two-dimensional art, animation, graphic design, and sculpture (such as necessary in custom prosthetics). It is possible to work in biological illustration without a specific degree, but a degree will significantly enhance an illustrator's employment opportunities.