Yes! It is now available in English…
Absolutely sure you can purchase from multiple outlets but Amazon do have it (currently takes up to 14 days to deliver) link HERE
IAN CORLESS
Photographer specialising in the world of Mountain, Ultra, Trail and Skyrunning.
IAN CORLESS 
We’ve had to take down the Amazon UK link because we didn’t have rights to sell the book in the UK. We’re hoping to be able to offer it in the UK soon.
Dave Trendler
VeloPress
http://velopress.com/books/run-or-die/
Thanks for the update Dave. Please keep us informed.