Martin Chalfie

Although I never married, my brother fortunately did, and I have had the pleasure of watching his three sons and daughter grow up. Several of them now have children of their own. We have been a close-knit family, although often separated by distance, and have shared each other's happiness, sorrows, and aspirations.

One of the great things about working on C. elegans was the fact that it was transparent, and so when I first heard that seminar describing GFP, and realised, 'I work on this transparent animal, this is going to be terrific! I'll be able to see the cells within the living animal.'

The historical novelist has to consider what has actually happened, while the SF writer is dealing in possibilities, but they are both in the business of imagining a world unlike our own and yet connected to it.