1. Introduction

2. Data and Sample Selection
2.1. Imaging data in the COSMOS and ECDFS fields
2.2. A stellar mass-selected sub-sample from the VUDS spectroscopic survey

3. Parametric size measurements: Effective radius re

4. Galaxy area and equivalent radius rT

5. Average galaxy profiles and light concentration

6. Size evolution with redshift

7. Size relations with physical parameters

8. Discussion

9. Summary