The document discusses different types and purposes of sculpture including commemorative works, religious sculpture, and those meant for aesthetic or communicative purposes. It describes common materials used like stone, metal, and wood and techniques like carving, casting, and assemblage. The document contrasts craftsman or traditional sculptors who focus on mastering techniques and materials with conceptual sculptors who prioritize ideas over medium. Big name contemporary sculptors highlighted include Vik Muniz and Do-ho Suh.