The Tales of Beedle the Bard by Albus Dumbledore, former headmaster of Hogwarts School of Witchcraft and Wizardry. It is described as a popular collection of Wizarding children's fairy tales, so that while Ron Weasley is familiar with the stories, Harry Potter and Hermione Granger had not previously heard of them due to their non-magical upbringing. The book Hermione receives in Dumbledore's will is a copy of the original edition of the fictional book. It is described as an ancient-looking small book with its binding "stained and peeling in places". In the novel it is also said the book has a title on its cover, written
What Is Life? can be viewed as a well-reasoned theoretical prediction of what biologists should have been looking for during their search for genetic material. Both James D. Watson, and Francis Crick, who jointly proposed the double helix structure of DNA based on X-ray diffraction experiments by Rosalind Franklin, credited Schrödinger's book with presenting an early theoretical description of how the storage of genetic information would work, and each independently acknowledged the book as a source of inspiration for their initial researches. The book is based on lectures delivered under the auspices of the Institute at Trinity College, Dublin, in February 1943 and