Dietrich von Seggern

Managing Director at callas software GmbH

Dietrich von Seggern received his degree as a printing engineer, and in 1991 started his professional career as head of desktop prepress production in a reproduction house. He became involved in research projects for digital transmission of print files, and moved to the German Newspaper Marketing Organisation (ZMG). There Dietrich was responsible for a project to enable the digital transmission of newspaper ads. In 2002 he joined callas software as Director of Product Management, and subsequently introduced callas’ PDF/A related products for the archiving industry.

Today, Dietrich is Managing Director at callas software and the Vice-Chairman of the Board and ISO Liaison Officer at the PDF Association.



Dietrich von Seggern

Managing Director at callas software GmbH


Dietrich von Seggern received his degree as a printing engineer, and in 1991 started his professional career as head of desktop prepress production in a reproduction house. He became involved in research projects for digital transmission of print files, and moved to the German Newspaper Marketing Organisation (ZMG). There Dietrich was responsible for a project to enable the digital transmission of newspaper ads. In 2002 he joined callas software as Director of Product Management, and subsequently introduced callas’ PDF/A related products for the archiving industry.

Today, Dietrich is Managing Director at callas software and the Vice-Chairman of the Board and ISO Liaison Officer at the PDF Association.

AUTHOR OF THE FOLLOWING

Mobile Magazines March 26, 2020
Article

More and more, magazines are available on tablets or other mobile platforms. The subscriber uses the respective app to view the magazine pages, but in many cases the internal format is actually PDF. In this …



callas software celebrates the diversity of PDF solutions at PDF Days Europe February 18, 2020
Announcement Member News

callas software will celebrate the diversity of PDF applications and solutions by organizing interesting presentations given by leading companies. Come to learn what other companies are achieving by leveraging PDF technology!



Digital publication of regulations and laws in Brandenburg (Germany) December 12, 2019
Member News Case study

Already in 2009, the German state Brandenburg started to publish all laws digitally and uses – no surprise – PDF for that. It still is (at least) a nationwide pioneer. In this blog, I want …



PDF: The document format for everything August 14, 2019
Article

PDF is one of the most widely used formats worldwide. Numerous companies use it to exchange information between business partners or in-house. PDF offers various possibilities – which is why the format is complex. Sometimes …



My takeaways from the EDC 2019 in Seattle June 26, 2019
Article

Dietrich von Seggern from callas software is just back from Electronic Document Conference (EDC) in Seattle. His short summary: It was a very good event and he is happy that the PDF Association decided to …



SVG font issues in prepress production – and what that has to do with recent ISO meetings May 23, 2019
Member News

We recently heard about many prepress production problems related to SVG fonts used in the layouts. In this blogpost, you’ll read what causes these issues, how you can resolve them and what it has to …



Powerful coexistence of AFP and PDF May 9, 2019
Article

The question of data exchange between print data creators and processors has been answered with PDF for the entire graphic arts industry … wait … there is actually one industry, the customer communication management (that …



Do PDF/A and Enterprise Content Management systems complement each other (perfectly)? March 21, 2019
Article

There are numerous tools on the market, including freeware, with which users can create PDFs. But are the results of this always satisfactory? So it can happen that a certain PDF file can be opened …



Why DeviceLink profiles should interest you February 28, 2019
Member News

In version 10, callas pdfToolbox introduced support for a wide range of DeviceLink profiles. They can be used – for free – from within the Switchboard or using a fixup in a preflight profile. David …



Understanding Overprint February 7, 2019
Article

When working with support cases the ones that are related to Overprint in PDF are likely to surprise customers. It frequently happens that what they thought would be completely wrong (and made them send the …



How accessible is the documentation these days? January 24, 2019
Article

Today’s world of Information Technology has opened the doors in many ways in order to integrate people with disabilities into our society. But there are a number of prerequisites that need to be met. PDF/UA …



How does PDF 2.0 affect the printing industry? January 9, 2019
Article Member News

Dietrich von Seggern explains, what are the most important updates of PDF 2.0 from the output and print point of view.



System-independent archiving of project files with PDF/A-3 December 6, 2018
Member News

Dietrich von Seggern from callas software is writing about how system-independent archiving of project files with PDF/A-3 can be achieved and how the advantages of PDF/A-3 are presented in the form of application scenarios and …



Digital personnel records for eternity November 7, 2018
Member News

Numerous directives and laws state that employee records must be maintained for many years after an employee leaves the company. How can companies ensure that the documents are still accessible? One possibility is to store …



How PDF changed prepress production dramatically in the last 25 years October 26, 2018
Member News

In the recent blog from callas software Stephan Jaeggi, publisher of PDF-AKTUELL, looks back on how PDF has changed prepress production over the last 25 years.



Archive e-mails system-independently with PDF/A August 16, 2018
Member News

callas software explains in his recent blog why system-independent e-mail archiving in PDF/A format is a secure solution.



Does PDF 2.0 have any effect on PDF/A? July 18, 2018
Member News

callas software explains in his recent blog, what extent the changes to PDF 2.0 are significant for PDF/A.



Can a PDF easily comply to PDF/A, PDF/X and PDF/UA? June 13, 2018
Member News

Dietrich von Seggern, Managing Director at callas software, explains why there are so many different PDF based standards.



PDF/X and the other PDF standards May 1, 2017
Article

by Dietrich von Seggern Specialized ISO standards based on the Portable Document Format are available for a wide range of purposes. PDF Originally developed by Adobe Systems in 1993, PDF 1.7 became an open standard …



Introduction: The history of PDF/X May 1, 2017
Article

by Dietrich von Seggern PDF/X was the first ISO standard based on PDF technology. A subset of the PDF specification, PDF/X was designed to constrain PDF files in order to cater to specific use-cases. The …



PDF/X: The key facts May 1, 2017
Article

PDF/X is a subset of PDF – see “Technical side and requirements of PDF/X” for an overview. As such, conforming with PDF/X means accepting specific requirements and restrictions to the use of the PDF format. …



CONTRIBUTOR OF THE FOLLOWING

DocEng 2019 – PDF Association Tutorial May 13, 2019
Announcement

PDF is the most common file format on the Web after HTML, and everyone in the Document Engineering community without exception has to deal with the format in one way or another. Just about everyone …



Interview with Dietrich von Seggern, CEO of callas software, about PDF Days Europe 2018 April 24, 2018
Interview

Dietrich von Seggern, CEO of callas software, will be hosting a presentation titled “Text and fonts in PDF” at the PDF Days Europe 2018. In this Interview he gives some background information about it.



PDF’s ISO-standardizied subsets: a tour April 11, 2018
Presentation preview

Dietrich von Seggern, Managing Director of callas software, will be hosting a presentation titled “PDF’s ISO-standardized subsets: a tour” at the PDF Days Europe 2018. Presenter: Dietrich von Seggern received his degree as a printing …



Text and Fonts in PDF April 11, 2018
Presentation preview

Dietrich von Seggern, Managing Director of callas software, will be hosting a presentation titled “Text and Fonts in PDF” at the PDF Days Europe 2018. Presenter: Dietrich von Seggern received his degree as a printing …



PDF 2.0: The worldwide standard for electronic documents has evolved August 30, 2017
Article

The Portable Document Format is perhaps the most common example of a de facto standard, so much so that Wikipedia features PDF on its “de facto standards” page. From Ethernet and 802.11 to HTTP and …



Interview with Dietrich von Seggern for PDF Days Europe 2017 March 24, 2017
Interview

Who: Dietrich von Seggern Company: callas software GmbH Position: Managing Director PDF Association: The PDF Days Europe will be held in Berlin again. Do you have any personal relationship with Berlin? Dietrich von Seggern: Yes, …



AUTHOR OF THE FOLLOWING RESOURCES

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

The Associated Files feature allows PDF writers to provide additional information about files related to a PDF file in a standardized and therefore machine-readable manner.



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