My "Essential Reading in Science Fiction" to be free on Amazon

Some advance notice that my “Essential Reading in Science Fiction” collection of sci-fi short stories will be available as a free download from Amazon for 5 days from 12.01am 7 June http://www.amazon.com:80/dp/B007KMDW9M
The Bewildering Stories sci-fi site published an excerpt from it: http://www.bewilderingstories.com/iss...