Here, Dorothy Herrmann, author of Helen Keller: A Life, tells us about the writer and activist’s passion for philosophy, love of Walt Whitman, and devotion to the work of a Swedish theologian.

And then she wanted to change the world. When Helen Keller was a child most deaf and blind children were sent to work houses or asylums, where no-one communicated with them, and they lived in a ...

The works of Jewish authors like Albert Einstein and Sigmund Freud went up in flames alongside blacklisted American authors such as Ernest Hemingway and Helen Keller, while students gave the Nazi ...