by Andrew Kirkpatrick

Adobe Portable Document Format (PDF) is a popular format for publishing and delivering documents on the Web. Authors like to use PDF because PDF document creation is simple, the format preserves the appearance of the original document for printing and viewing, and it offers additional security on the document contents. Unfortunately, many authors deliver documents in PDF because of the ease of creating the file, and often the file is created without regard to accessibility. However, PDF documents can be highly accessible to users with various disabilities, sometimes with little additional effort on the part of the document author.

The single largest drawback to PDF is that authors need to focus additional ...

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