1 INTRODUCTION

2 THE DES YEAR 1 DATA

3 STACKED LENSING MEASUREMENTS

4 SYSTEMATICS

5 THE STACKED LENSING SIGNAL

6 THE MASS–RICHNESS–REDSHIFT RELATION

7 COMPARISON TO RESULTS IN THE LITERATURE

8 SYSTEMATIC IMPROVEMENTS FROM DES SV TO DES YEAR 1, AND FROM YEAR 1 TO YEAR 5

9 SUMMARY AND CONCLUSIONS