THLibrary Five StandardS (ACRL USA) Determines the nature and extent of the information needed assesses needed information effectively and efficiently Evaluates information and its sources critically and incorporates selected information into his or her knowledge base and value system Individually or as a member of a group, uses information effectively to accomplish a specific purpose Understands many of the economic, legal and social issues surrounding the use of information and accesses and uses information ethically and legally 清华大学图书馆文献检索教研组THLibrary 清华大学图书馆文献检索教研组 5 Five Standards（ACRL, USA） • Determines the nature and extent of the information needed • Assesses needed information effectively and efficiently • Evaluates information and its sources critically and incorporates selected information into his or her knowledge base and value system • Individually or as a member of a group, uses information effectively to accomplish a specific purpose • Understands many of the economic, legal and social issues surrounding the use of information and accesses and uses information ethically and legally