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Areas of Expertise and Research

• Information science and library science, specializing in information organization in large bibliographic and authority databases, including cataloging and classification of information resources in libraries. Expert in information organization standards and metadata encoding standards (RDA, AACR2, MARC21, etc.), information representation and subject analysis, authority control, knowledge organization systems (LCC, DDC, etc.), and library and information science education.
• Bibliographic and authority control for libraries, including cataloging principles and objectives, metadata standards and inter-operationalization of metadata, linked data, Resource Description Framework, Bibliographic Framework (BIBFRAME), and the Semantic Web; Library and Information science (LIS) education; Scholarly and Scientific communication, including Bibliometrics; Information behavior; History and foundation of library and information sciences; Theory Development in LIS, Public knowledge, and Information ethics