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Article Contents

ABSTRACT

1.INTRODUCTION

2.OBSERVATIONAL STATUS

3.FEATURES OF AGN SPECTRAL ENERGY DISTRIBUTIONS (SEDs)
3.1.Infra-red and radio
3.2.Optical and Ultra-violet
3.3.X-ray and gamma-ray

4.DISCUSSION
4.1.The Radio-Infrared Connection
4.2.The Infrared Emission: Thermal or Non-thermal
4.3.The Optical/Ultra-Violet Big Blue Bump
4.4.The X-ray Emission
4.5.X-ray Emission and Unification.
4.6.The relation between X-ray and Optical Emission
4.7.The Role of Dust in the OUV and X-ray
4.8.Where do the NLSy1s fit in?

5.CONCLUSIONS AND QUESTIONS

REFERENCES