Congrats to IdentityMine superstar, Laurent Bugnion! Between all the great work that he is doing for the Windows Phone 7 launch, we have no idea how he did it, but he has released a new book! Silverlight 4 Unleashed is a hefty 750 pages of indepth accounts of what Silverlight 4 can do. It's an expert book - so newbies should stick to Silverlight 2 Unleashed... but for the advanced Silverlight users, this book is what you are looking for.
You can purchase Silverlight 4 Unleashed on Amazon here.
No rest for the weary - Laurent's already packed his schedule with some great events in the Autumn. Check out the details at his blog at http://blog.galasoft.ch. You should follow Laurent on Twitter here.