# The Essence of Software

> According to one Amazon review, reading just the 2015 paper gets you about 90% of this book's content: Towards a theory of conceptual design for software.

According to one Amazon review, reading just the 2015 paper gets you about 90% of this book's content: [Towards a theory of conceptual design for software](https://wiki.g15e.com/pages/Towards%20a%20theory%20of%20conceptual%20design%20for%20software.txt).
## Part I. Motivations

### Chapter 1. Why I Wrote This Book

### Chapter 2. Discovering Concepts

### Chapter 3. How Concepts Help

## Part II. Essentials

### Chapter 4. Concept Structure

### Chapter 5. Concept Purposes

### Chapter 6. Concept Composition

### Chapter 7. Concept Dependence

### Chapter 8. Concept Mapping

## Part III. Principles

### Chapter 9. Concept Specificity

### Chapter 10. Concept Familiarity

### Chapter 11. Concept Integrity

## Questions to Remember