1 INTRODUCTION

2 MODEL FOR THE CLUSTERING OF LY α SELECTED GALAXIES

3 ANALYTIC MODEL FOR THE EFFECT OF LY α TRANSMISSION ON CLUSTERING

4 DETAILED MODELLING OF TRANSMISSION AND CLUSTERING OF LY α EMITTERS

5 LY α TRANSMISSION FLUCTUATIONS IN GALAXY REDSHIFT SURVEYS

6 CONSTRAINTS ON LY α TRANSMISSION MODELS

7 SUMMARY AND CONCLUSION