David Arendale May 24, 2015 21st Century Practice, Animation, Educaction Access, Learning Pedagogy Universal Design for Learning (UDL) via Star Trek David Arendale May 24, 2015 21st Century Practice, Animation, Educaction Access, Learning Pedagogy The three basic principles of Universal Design for Learning (UDL) are discussed by Captain Kirk and First-Officer Spock. The software used to generate this dialogue was by XtraNormal, which is no longer available.