Preface. History of the Concept of Stellar Populations. Report on the Progress in Stellar Evolution to 1950; O. Gingerich. Walter Baade's Discovery of the Two Stellar Populations; D. E. Osterbrock. The Discovery of the Chemical Composition-Kinematics Connection in the 1950s; N. G. Roman. Stellar Evolution and the Population Concept after 1950; The Vatican Conference; A. Blaauw. Globular Cluster Systems. The Galactic Globular Cluster System; J. E. Husser. The Stellar Population of a Typical Globular Cluster; F. Fusi Pecci and G. Clementini. Stars in the Galactic Halo; T. D. Kinman. Globular Cluster Systems in Other Galaxies; W. E. Harris. Open Clusters and the Galactic Disk. Evolution of the Galactic Halo and Disk; G. Gilmore. Age and Metallicity Distributions among Galactic Disk Stars; P. E. Nissen. Early-Type Stars; K. C. Freeman. High Velocity Clouds in the Galaxy; F.J. Lockman. Chemical Evolution of the Galactic Disk and Bulge; R. F. G. Wyse. Stellar Populations in Local Group Galaxies. Stellar Populations in the Magellanic Clouds; M. W. Feast. M31 and Companions: A Key to Baade's Stellar Populations Then and Now; W. L. Freedman. The Stellar Populations in Local Group Dwarf Galaxies; A. Saha. Star Clusters in Local Group Galaxies; E. W. Olszewski. Dark Matter in Galaxies. Dark Matter in the Milky Way; K. Kuijken. Dark Matter in Spiral Galaxies; P. C. van der Kruit. Central Black Holes and Dark Holes in Elliptical Galaxies; P. T. de Zeeuw. Dark Matter in Clusters of Galaxies; C. R. Canizares. Stellar Populations in Elliptical Galaxies. The UV Upturnin Elliptical Galaxies; H. G. Ferguson. The Stellar Ages of Elliptical Galaxies; S. M. Faber, S.C. Trager, J.J. Gonzalez, G. Worthey. Stellar Populations in S0 Galaxies; R. Bender, A. Paquet. Measuring the Evolution of the M/L Ratio from the Fundamental Plane; M. Franx. Effects of Late Mergers; F. Schweizer. Environmental Effects in the Stellar Populations of Elliptical Galaxies; J. R. Lucey. Galaxies at Large Red Shifts. The Morphological Evolution for Field Galaxies; R. S. Ellis. Stellar Populations at Large Redshifts; R. W. O'Connell. Galaxy Evolution from Deep Galaxy Counts; J. P. Gardner. Classification Schemes of Stellar Populations. Formation Models of Galaxies; S. D. M. White. Stellar Dating and Formation of Galactic Spheroids; A. Renzini. Panel Discussion on the Classification and Terminology of Stellar Populations; I. R. King. Conference Summary; J. Mould. Poster Papers. Index.