Contents: Preface. Part I: Complexity Thinking. What Is "Complexity"? What Is "Science"? The Shape of Complexity. The Network of Complexity. Part II: Complexity Thinking, Education, and Educational Inquiry. Descriptive Complexity Research: Qualities of Learning Systems. Descriptive Complexity Research: Level-Jumping. Pragmatic Complexity Research: Conditions of Emergence. Complexity and Education: Vital Simultaneities. Endnotes.