We've completed a step-by-step walkthrough of converting an EAD2002
document into EAD3, provided here:
Many thanks to the SAA EAD Roundtable for hosting this resource and
providing support.

We chose GitHub to host the walkthrough as it provides for line-by-line
comparisons at each step of the transformation process (ref.
This allows for us to provide discussion on each change (e.g. <unitdate> to
<unitdatestructured>) while highlighting the precise changes made.

The full document history can be found here -
Each link on that page will open a line-by-line comparison of EAD2002 vs.
EAD3, and a discussion of what and why changes happened.


Alexander Duryee
Metadata Archivist
New York Public Library
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