Annu. Rev. Astron. Astrophys. 1984. 22: 185-222 Copyright © 1984 by Annual Reviews. All rights reserved

Reprinted with kind permission from Annual Reviews, 4139 El Camino Way, Palo Alto, California, USA

Table of Contents

INTRODUCTION

THE LABORATORY

MERGERS AND TIDAL STRIPPING: THE EVOLUTION OF cD GALAXIES

Criteria for Identifying cD Galaxies

Simulations of Cluster Evolution and cD Models

Optical Observations Relevant to Merging, Accretion, and Tidal Stripping

Summary

THE EVOLUTION OF DIFFERENT MORPHOLOGICAL TYPES

A Basic Description of Galaxies

Three Classes of Models

LOOKING FORWARD TO LOOKING BACK

Galaxy Color as a Function of Look-Back Time

Verifying and Interpreting the Butcher-Oemler Effect by Spectroscopy

REFERENCES