She was born in 1927 in Quincy, Massachusetts and went Massachusetts College of Art for a Bachelor of Fine Arts degree in fashion design and illustration
Casey's designs were influenced by the International Typographic Style recently developed in Switzerland, particularly designers such as Karl Gerstner, Armin Hofmann and Josef Müller-Brockmann.
Casey became a teacher of graphic design, therefore she must have wanted to not only share her ideas through art, but teach others how to do it as well.
Casey became a MIT and a large female leader in the graphic design community and the global community.