Jennifer Doudna

One can envisage taking cells from a patient with sickle-cell anaemia or an inherited blood disorder and using the Cas9 system to fix the underlying genetic cause of the disease by putting those cells back into the patient and allowing them to make copies of themselves to support the patient's blood.

When I have a creative insight, there is a high. I think back in the day, I made music as much as I did because it made me feel so good. I think you could argue that there is a creative addiction - but, you know, the healthy kind.

Even though I knew my way around Facebook, Twitter terrified me. RT? OH? Hootsuite? Huh? My Twitter-savvy friends attempted to explain what a hashtag was, but, still mystified, I signed up for an online Twitter 101 class. Yes. I'm geeky like that.