Katherine Johnson was: A trailblazer A mathematician for NASA An inspiration In 1969 history was made when the first humans stepped on the moon. Back on earth, one woman was running the numbers that ensured they got there and back in one piece. As a child, Katherine Johnson loved maths. She went on to be one of the most important people in the history of space travel. Discover her incredible life story in this beautifully illustrated book complete with narrative biography, timelines and facts.