%0 Generic %A Willemssen, Joel C. %T Year 2000 computing challenge noteworthy improvements in readiness but vulnerabilities remain : statement of Joel C. Willemssen, Director, Civil Agencies Information Systems, Accounting and Information Management Division, before the Subcommittee on Technology, Committee on Science, and the Subcommittee on Government Management, Information, and Technology, Committee on Government Reform, House of Representatives /