This theme issue of "The Bookmark" provides 1991 perspectives on several library service developments, including papers by three New Yorkers who played an important role in the White House Conference on Library and Information Services: Thomas Sobol, Commissioner of Education; Robert Wedgeworth, Dean of the School of Library Service at Columbia University; and Timothy Healy, President of the New York Public Library. Papers and reports in this issue include: (1) "Christopher Columbus Quincentenary Will Help New Yorkers Explore New Worlds" (an overview of library activities planned for the quincentenary and a schedule of exhibits); (2) "An Information-Sharing System for Students--The New York Experience" (a perspective on the first years of school library systems in New York State, Judith H. Higgins); (3) "Summary and Evaluation of the New York State LSCA (Library Services and Construction Act) Program, FY 1990"; (4) "Libraries, America 2000 and Education Reform" (Thomas Sobol); (5) "A Quiet Revolution and the Fragility of Graduate Library Education" (Robert Wedgeworth); (6) "The Research Library's Contribution to Democracy" (Timothy S. Healy); (7) "The U.S. Department of Education Office of Educational Research and Improvement, Library Services and America 2005" (chapter from a report prepared for the U.S. House of Representatives Subcommittee on Select Education of the Committee on Education and Labor, August 1991); (8) "Public Library Outreach Services" (Joseph F. Shubert); (9) "An Ideal Platform: Technology for Libraries" (Corinne Wightman); (10) "The Imagination Celebration Is 'Seeking New Horizons' in 1992" (Stephen Partisano); and (11) "The New York State Library: 1991" (a brief report of major accomplishments in the year ending March 31, 1991). (BBM)