Trilogy (1975), and Schrödinger's Cat is a sequel of sorts, re-using several of the same characters and carrying on many of the themes of the earlier work.

Also mirroring Dr. Strangelove, Unistat has an automated device that will send nuclear missiles to Russia in the event of such an attack.

However, the most important plot line follows the path of one Hugh Crane which may or may not be this Universe's Hagbard Celine; a character that is an obvious representation of Wilson himself.

Another follows an "Ithyphallic Eidolon", a penis removed from a transsexual woman named Epicene (post-surgery, Mary Margaret) Wildebloode.

In addition, there are numerous references to other works and occasional outright appropriation of characters from them (including cameos by Captain Ahab and Lemuel Gulliver, among others).

"Tanstagi", an acronym standing for "There Ain't No Such Thing As Government Interference", is the motto of the Invisible Hand Society, an originally fictional organization invented in the Schrödinger's Cat Trilogy.

The Tanstagi principle is meant to imply that the invisible hand of the free market applies to government as well.

'Government' is not a separate institution—it is a word used to describe the actions of a large number of individuals subject to the same (at least qualitatively) pressures as everyone else.

Greg Costikyan reviewed Schrödinger's Cat in Ares Magazine #2 and commented that "It deals with uncertainty, sub-nuclear physics; Oriental philosophy, violence, sex and nuclear war.