EightSquared is the 2013 UK National Science Fiction Convention in Bradford - 29th March to 1st April.
Make a small tweak to society, or technology, or fashion, and how big a change can it make? Our panel explore other possible places we could have got to: some plausible, some less so. Shana Worthen moderates Colin Fine, Naomi Foyle, Phil Nanson and Sharon Reamer.