The Players of Null-A

The Players of Null-A by A.E. Van Vogt features characters with advanced mental abilities, particularly the use of "Null-A" thinking—an enhanced, logical, and adaptable mode of cognition. Key characters include Gilbert Gosseyn, who possesses a unique brain allowing him to access multiple layers of reality and memories. Others, like Regina, are skilled strategists or telepathically connected, illustrating a world where mental power and consciousness are central to navigating complex political, technological, and existential challenges. Overall, the characters exemplify human potential when heightened by extraordinary mental training and abilities.