A collection of reports and case studies of second language instruction for proficiency includes: "Language Teaching and the Quest for the Holy Grail" (Theodore V. Higgs); "The ACTFL Proficiency Guidelines: A Historical Perspective" (Judith E. Liskin-Gasparro); "The Proficiency-Oriented Classroom" (Alice C. Omaggio); "Curriculum Development at the Foreign Service Institute" (Earl W. Stevick); "Proficiency Testing for the Other Language Modalities" (Jerry W. Larson, Randall L. Jones); "Doing the Unthinkable in the Second-Language Classroom: A Process for the Integration of Lanuage and Culture" (Linda M. Crawford-Lange, Dale L. Lange); "Preservice and Inservice Teacher Training: Focus on Proficiency" (Judith A. Muyskens); and "Proficiency Projects in Action" (Reynaldo Jimenez, Carol J. Murphy). Appended materials include the ACTFL (American Council on the Teaching of Foreign Languages) Provisional Proficiency Guidelines (Generic) and the Interagency Language Roundtable Level Definitions. Indexes to persons, topics, and institutions cited are also included. (MSE)