Sharp Endgames was released on November 2nd, 2017. The book before that was The Secret Life of Bad Bishops (2014). If you live in the US, you can now purchase a signed copy (with an inscription of your choice) of these 2 books through my homepage, and I will mail them to you.
These are the prices:
Sharp Endgames: $30
The Secret Life of Bad Bishops: $25
Package and shipping: $6 for one book. If you purchase both books, I offer free package and shipping within the US!
You can find all the details here. And contact me here.