Anniversary Edition of Liping Ma's book out this month

You can now pre-order from Amazon, here's what the review says it includes:

The anniversary edition of this bestselling volume includes the original studies that compare U.S and Chinese elementary school teachers’ mathematical understanding and offers a powerful framework for grasping the mathematical content necessary to understand and develop the thinking of school children. Highlighting notable changes in the field and the author’s work, this new edition includes an updated preface, introduction, and key journal articles that frame and contextualize this seminal work.

It's a great book, a must have, I'm looking forward to getting my copy.