1. INTRODUCTION

2. SPECTROSCOPIC DATA
2.1. Observations and Target Selection
2.2. Data Reduction and Analysis

3. STRUCTURAL PARAMETERS

4. MEMBERSHIP MODELING AND KINEMATIC PROPERTIES

5. METALLICITY DISTRIBUTION AND LUMINOSITY-METALLICITY RELATION

6. ORBITS AND DYNAMICAL MODELING
6.2. Tidal Disruption Simulations

7. DISCUSSION