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Working Group chairs

Over time, many members of the PDF technology community have stood up to help drive new content and improved understanding. From Application Notes to new ISO standards, the PDF Association's Working Group chairs help lead the organization. 

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Matthias Valvekens

Independent PDF expert and FOSS developer, co-representing the Belgian standards body NBN in ISO/TC 171/SC 2. I’m the current project … Read more



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Matthew Hardy

Matthew first started working with PDF technology in 1999, investigating document semantics in PDF as part of his PhD research, … Read more



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Leonard Rosenthol

Leonard Rosenthol is the Senior Principal Architect for PDF & the Document Cloud at Adobe, having been involved with PDF … Read more



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Dietrich von Seggern

Dietrich von Seggern received his degree as a printing engineer, and in 1991 started his professional career as head of desktop … Read more



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Patrick Gallot

Patrick Gallot, has been working with software developers and PDFs since 2000. At Datalogics, he is the lead technical support … Read more



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Boris Doubrov

Boris Doubrov is CEO of Dual Lab, the company specializing in product development services in the areas of Computer Graphics, … Read more



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Thomas Zellmann

Thomas Zellmann has been working in electronic data processing (EDP) for more than 30 years and has extensive experience with classic … Read more



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Peter Wyatt

Peter Wyatt is the PDF Association’s CTO and an independent technology consultant with deep file format and parsing expertise. A … Read more



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Stuart Galt

Associate technical fellow working on Enterprise Systems and Business Architecture at Boeing. Stuart has more than 25 years of working … Read more



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Jaime Yoon

Jaime has over 20 years of experience in the field of localization and digital documents. He currently manages the SDK operations … Read more



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Prof. Chris Prom

Chris Prom is Associate Dean for Digital Strategies at the University of Illinois at Urbana-Champaign, where he coordinates the University … Read more



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Rene Rebe

René Rebe is the CEO of ExactCODE; developing the document capture application ExactScan, OCRKit, Recompress as well as Embedded and … Read more



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Roman Toda

Roman Toda is Chief Standardization Officer at Foxit Software, but first and foremost a software developer. C++ expert with more … Read more



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Paul Rayius

In addition to his expertise with the CommonLook suite of tools for testing, creating and remediating PDFs, Paul is also … Read more



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