katie kieffer discusses the obama administration as relationship with millennials. also books on voting rights, the federal government's investment in science and technology and one high school located in san francisco and their approach to education. booktv, 48 hours of nonfiction books and authors every weekend, television for serious readers. >> and now on booktv lennard davis provides a history and examines the impact of the americans with disability act, signed into law july 26, 1990. >> our guest author is lennard davis who has written the first major book on the history and impact of the americans with impact of the americans with disabilities acts: the hidden story of how the americans with disabilities act gave the largest u.s. minority its rights". lennard davis is an author and distinguished prof. of liberal arts and sciences, at the university of illinois, and prof. of medical education and disability and human developments, the director of project bio cultures which focuses on the link between medical and social science, cultural studies, disability stu