1. INTRODUCTION

2.1. Roman High Latitude Wide Area Survey (HLS)  
2.2. Rubin Legacy Survey of Space and Time (LSST)  
2.3. Astrometry  
2.4. Advantages of Roman and Rubin  
2.5. Photometric Model

3. SIMULATION & CATALOG CONSTRUCTION

4. HIGH-REDSHIFT QUASAR SELECTION  
4.1. Color Dropout Selection Method  
4.2. Bayesian Model Comparison

5. RESULTS  
5.1. High-redshift Quasar Survey Predictions For Color Selection Method  
5.2. High-redshift Quasar Survey Predictions For Bayesian Modelling Comparison  
5.3. Summary on Joint Selection Functions  
5.4. Highest Redshift Quasar in the Universe

6. SUMMARY