Table of Contents

Contributors vii

Preface viii

How to use this book x

Acknowledgements xi

About the companion website xii

Part 1: Introduction 1

1 What is reproduction? 3

2 The infrastructure of reproduction 13

Part 2: Making women and men 35

3 Sex 37

4 Sexual maturation 53

5 Gender 72

6 Sexual selection 88

Part 3: Preparing for pregnancy 107

7 Making sperm 109

8 Men 128

9 Making eggs 139

10 Women 158

Part 4: Making an embryo 181

11 Sperm and eggs 183

12 Fertilization 197

13 Initiating pregnancy 215

Part 5: Maintaining a pregnancy 237

14 Supporting the embryo and fetus 239

15 Growing the fetus 257

16 Fetal challenges 270

Part 6: A new individual 289

17 Preparing for birth 291

18 Giving birth 301

19 Lactation 318

20 Postnatal care 330

Part 7: Manipulating reproduction 345

21 Controlling fertility 347

22 Restoring fertility 363

23 Society and reproduction 383

Index 395

About the Author

Martin H. Johnson MA, PhD, FRCOG, FRSB, FMedSci, FRS
Emeritus Professor of Reproductive Sciences, Department of Physiology, Development and Neuroscience, University of Cambridge; Fellow of Christ's College, Cambridge, UK; Honorary Academic Fellow of St Paul's College, Sydney, NSW, Australia