1. INTRODUCTION

2.1. VLA images  
2.2. HST data  

3. ANALYSIS  
3.1. The sample  
3.2. Deriving star formation rates from radio/UV emission  
3.3. Estimating the radio size of galaxies  
3.4. Estimating the UV/optical size of galaxies  
3.5. Strengths and limitations of our size measurements  
3.6. Maximum recovered radio size  

4. RESULTS AND DISCUSSION  
4.2. Size vs stellar mass  
4.3. Size vs SFR  
4.4. Size vs redshift  
4.5. The effect of differential cosmic-ray electron diffusion on radio size measurements  

5. SUMMARY