The Small Scale Structure of Space-Time: A Bibliographical Review

TL;DR

This paper reviews various pregeometric and mainstream quantum gravity models to identify common themes that could lead to the ultimate theory of space-time.

Contribution

It provides a comprehensive bibliographical review highlighting lesser-known models and their potential connections to the final theory of quantum gravity.

Findings

Identification of common themes across models

Insight into pregeometric approaches

Guidance for future quantum gravity research

Abstract

This essay is a tour around many of the lesser known pregeometric models of physics, as well as the mainstream approaches to quantum gravity, in search of common themes which may provide a glimpse of the final theory which must lie behind them.