Hey guys,
I'm happy to give free review copies to first 10 people who'd really like to read the book! (Print books+ebooks within the US, ebooks anywhere else.) Just respond to this comment and I'll send you a free review copy!
Alternatively use coupon code HNPERL for 40% off (till Dec 16).
UPDATE: All 10 copies have been claimed. Thanks everyone who participated in the giveaway!