This book is a good successor after you have read the book, Getting Started with NSX-T: Logical Routing and Switching: The Basic Principles of Building Software-Defined Network Architectures with VMware NSX-T
Written by one of the best (and well-known in the community) NSX-T architects in the field
Will be part of a series of books to provide comprehensive information on NSX-T across all angles
Provides design examples and use cases with best practice explanations and justifications for network and security services