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Library. PsycINFO. Combine search terms with Boolean operators. Next = Click. reading. dyslexia. reading. dyslexia. Library. Boolean operators. Use Boolean operators AND, OR, NOT to combine search terms AND: all terms must occur e.g. reading AND dyslexia (restrict)
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Library PsycINFO Combine search terms with Boolean operators Next = Click
reading dyslexia reading dyslexia Library Boolean operators Use Boolean operators AND, OR, NOT to combine search terms • AND: all terms must occur e.g. reading AND dyslexia (restrict) • OR: at least one of the terms must occur e.g. reading OR dyslexia (expand) • NOT: the second term should not occur e.g. reading NOT dyslexia (exclude) Boolean operators
Method 1: search across Multiple Fields Boolean operators
Search sample: attributions of students students Boolean operators
AND : both terms must occur attribution Boolean operators
Results: 79 records on both students and attribution Include the term fear in a search for anxiety Combine with OR anxiety fear Boolean operators
Results:records that all contain at least one of the terms A new search: coercion NOT violence coercion violence Boolean operators
Method 2: combined search using Advanced Search Boolean operators
Multiple operators can be used Control the order of precedence with parentheses attribution and (fear or anxiety) Boolean operators
Library Boolean operators • restrict with AND • expand with OR • exclude with NOT • use parentheses in searches with more than one Boolean operator Boolean operators