From the back cover:
The Evolution of d20 Psionics!
This classbook for psionicists is just what you’ve been clamoring for! In response to reader requests, D&D® Psionics Handbook designer Bruce Cordell brings us Mindscapes: A Psion’s Guide. This book presents a dozen new prestige classes for psionic characters, as well as an
alternate psionic combat system and a wide variety of new feats, powers, and items.
This valuable resource for DMs and players alike serves as a companion piece to the Psionics Handbook and If Thoughts Could Kill, Bruce’s award-winning* psionics supplement from Malhavoc Press.