Invented by mathematician Jordan Ellenberg, the Hawking Index (HI) is the percentage of a book’s readers who will finish it. Books with a lower HI are less likely to be completed. It is named after Stephen Hawking, whose book A Brief History of Time scores 6.6% on the scale.
Hawking Index (reading capacity)
Invented by mathematician Jordan Ellenberg, the Hawking Index (HI) is the percentage of a book’s readers who will finish it. Books with a lower HI are less likely to be completed. It is named after Stephen Hawking, whose book A Brief History of Time scores 6.6% on the scale.