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              Jonathan E. Sisk is an author, trainer, editor, and publisher
              specializing in the External link opens in new tab or windowPick "MultiValue" Data Model,
              now commercially known as External link opens in new tab or windowD3,
              whose External link opens in new tab or windowon-line help is still based upon his work.

                  Jon pioneered the Pick training and documentation industry.

              We invite you to visit our Downloads page,
              containing our Pick Collection of books
              and historical documents, always free.


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