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Category: Digital Content

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The Average Lifespan of a Webpage

Posted by: Mike Ashenfelder

The following is a guest post by Nicholas Taylor, Information Technology Specialist for the Repository Development Group. What is the average lifespan of webpage? Predictably, estimates vary and vary over time. A 1997 special report in Scientific American claimed 44 days. A subsequent 2001 academic study in IEEE Computer suggested 75 days. More recently, in …

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Preserving Business History

Posted by: Susan Manus

The following is a guest post by Abbey Potter, Program Officer, NDIIPP.  She is also Communications Officer for the IIPC. Today’s economic situation draws parallels with the booms and busts of markets past. Policy makers, pundits and economists (we hope) try to learn from the past, to not repeat mistakes or to try and duplicate …

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From Records to Data: It’s Not Just About Collections Any More

Posted by: Leslie Johnston

On October 20 I had the extreme pleasure of being one of the plenary speakers at the 2011 Best Practices Exchange.  I rarely have the opportunity to get an hour all to myself to speak about pretty much whatever I want to talk about. One one hand, I wanted the opportunity to extend the topics …

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OSI Welcomes New Postgraduate Fellow

Posted by: Mike Ashenfelder

The following is a guest post by Jefferson Bailey, Fellow at the Library of Congress’s Office of Strategic Initiatives. In early October, I began a postgraduate resident-in-study fellowship in the Library of Congress’s Office of Strategic Initiatives. I come to LC having received my MLIS from the University of Pittsburgh and having worked on digitization …

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Photo Sharing Sites as Digital Preservation Tools

Posted by: Susan Manus

The following is a guest post by Barry Wheeler, Digital Projects Coordinator, Office of Strategic Initiatives. The numbers are staggering – an estimated 2.5 billion people in the world have digital cameras!  They take perhaps 3.75 billion pictures each year.  And we love to share those pictures – hundreds of millions of pictures are uploaded …

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PREMIS, for Digital Preservation

Posted by: Susan Manus

Note:  We will occasionally post material to The Signal, with updates, that was previously published only on our website.  The following is an article from our “Meeting the Challenge” series, October, 2010. Behind every digital object, there is usually metadata with descriptive information about the object.  But the library world is all too aware that …

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The Future of the Past of the Web

Posted by: Susan Manus

The following is a guest post by Abbey Potter, Program Officer, NDIIPP.  She is also Communications Officer for the IIPC. The Future of the Past of the Web was a well-named event hosted by the Digital Preservation Coalition, JISC, and the British Library on October 7th. It followed in a sequence of DPC events on …