The National Academies Press The National Academies Press (NAP) was created by the National Academies to publish the reports issued by the National Academy of Sciences, the National Academy of Engineering, the Institute of Medicine, and the National Research Council, all operating under a charter granted by the Congress of the United States. We offer more than 4,000 titles in PDF format. All of these PDFs can be downloaded for free by the chapter or the entire book The National Academies Press (NAP) publishes authoritative reports issued by The National Academies. Publications address key issues in science, engineering, social sciences, medicine and health. Topics range from space science to animal nutrition to medical ethics. agriculturebehavioralbiologybookstoreeconomicsethicshealthmedicalmedicinepolicyresearchsciencesciencessocial By HarryManbackin Web > referencewith academicbookengineeringfreescienceby 13 users