Duff Johnson

Chief Executive Officer at PDF Association

Duff founded and led several businesses in the electronic document industry. Today, as CEO of the PDF Association, Duff coordinates its industry activities pertaining to the advancement and adoption of PDF technology. In addition to his PDF Association responsibilities Duff serves in technical roles as Project Leader for ISO 14289 (PDF/UA) and as Project co-Leader for ISO 32000 (the PDF specification). He also chairs the US Technical Advisory Committee (TAG) for ISO TC 171 SC 2, and serves as its Head of Delegation. He can be reached at duff.johnson@pdfa.org.



Duff Johnson

Duff Johnson

Chief Executive Officer at PDF Association

Duff Johnson

Duff founded and led several businesses in the electronic document industry. Today, as CEO of the PDF Association, Duff coordinates its industry activities pertaining to the advancement and adoption of PDF technology. In addition to his PDF Association responsibilities Duff serves in technical roles as Project Leader for ISO 14289 (PDF/UA) and as Project co-Leader for ISO 32000 (the PDF specification). He also chairs the US Technical Advisory Committee (TAG) for ISO TC 171 SC 2, and serves as its Head of Delegation. He can be reached at duff.johnson@pdfa.org.

AUTHOR OF THE FOLLOWING RESOURCES

PDF 2.0 Application Note 002: Associated Files October 26, 2018
Application notes PDF Association publication

The Associated Files feature allows PDF 2.0 writers to provide additional information related to a PDF 2.0 object in a standardized and interoperable machine-readable manner.