A professional who prepares indices for books and other publications. Responsibilities include:

• Reads material to determine which items should be in index.
• Arranges topical or alphabetical list of index items, according to page or chapter, indicating location of item in text.
• Classifies items of topical interest, and inserts cross references in index to refer reader to related subjects appearing elsewhere in text.
• Directs activities of clerical staff engaged in typing index, filing subject-cards, and performing related duties.
• May prepare related items, such as glossaries, bibliographies, and explanatory footnotes, following literary style of manuscript author.