1 INTRODUCTION

2 PROJECT DESCRIPTION
2.1 Sample selection
2.2 Image creation
2.3 Decision tree
2.4 Site history

3 DATA REDUCTION
3.1 Multiple classifications
3.2 Individual user weighting and combining classifications
3.3 Classification bias
3.4 Angular separation bias

4 THE CATALOGUE
4.1 Main sample
4.2 Stripe 82
4.3 Using the classifications

5 COMPARISON OF GZ2 TO OTHER CLASSIFICATION METHODS
5.1 Galaxy Zoo 1 and Galaxy Zoo 2
5.2 Expert visual classifications
5.3 Automated classifications

6 CONCLUSIONS