Siddhartha Mukherjee

Why did I write 'The Emperor of All Maladies?' A 56-year-old woman with an abdominal sarcoma, having undergone two remissions and a relapse, asked me to describe what she was battling. By the time I had finished answering her, I realised that I had written 600 pages.

Sidney Farber was a pathologist. He was called a doctor of the dead. He was a pathologist who sort of lived in the basement of the children's hospital in Boston, and he became very interested in childhood leukemia. And Farber began to inject this drug, aminopterin, into young kids, in order to see if he could get a remission.

What do cells do when they see a broken piece of DNA? Cells don't like such breaks. They'll do pretty much anything they can to fix things up. If a chromosome is broken, the cells will repair the break using an intact chromosome.

Many of Judy Blume's books - which I devoured when I was growing up and where I found characters that were believable because they were a lot like me - caused considerable consternation when they were first published, but now they're widely accepted as an essential part of the children's literary canon.

Every time I see documentaries or infomercials about little kids with cancer, I just freak out. It affects me on the highest emotional level... Anytime I think about it, it makes me sadder than anything I can think of.