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<p style="margin:0in;margin-bottom:.0001pt"><span style="font-family:"Arial",sans-serif;color:black">The BIDS community is preparing to merge the Common Derivatives extension. The updated draft is available for review at
</span><a href="https://bids-specification.readthedocs.io/en/common-derivatives/"><span style="font-family:"Arial",sans-serif;color:#1155CC">https://bids-specification.readthedocs.io/en/common-derivatives/</span></a><span style="font-family:"Arial",sans-serif;color:black">,
 and comments and suggestions may be submitted on GitHub at </span><a href="https://github.com/bids-standard/bids-specification/pull/265"><span style="font-family:"Arial",sans-serif;color:#1155CC">https://github.com/bids-standard/bids-specification/pull/265</span></a><span style="font-family:"Arial",sans-serif;color:black">.</span><o:p></o:p></p>
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<p style="margin:0in;margin-bottom:.0001pt"><span style="font-family:"Arial",sans-serif;color:black">The scope of this extension is establishing a set of common principles for organizing derivative datasets, dataset-level metadata, and naming conventions for
 minimally preprocessed files. Additionally, some common imaging derivatives (e.g., brain masks) have been specified. More detailed modality-specific derivatives are scheduled for inclusion in the next few months.</span><o:p></o:p></p>
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<p style="margin:0in;margin-bottom:.0001pt"><span style="font-family:"Arial",sans-serif;color:black">The final review process entails a minimum of one week for public comment, with a possibility of extension for unresolved discussion. Once public comments are
 concluded, there will be a one week freeze, during which only critical issues will be considered. (For more details on the release protocol, see
</span><a href="https://github.com/bids-standard/bids-specification/blob/master/Release_Protocol.md"><span style="font-family:"Arial",sans-serif;color:#1155CC">https://github.com/bids-standard/bids-specification/blob/master/Release_Protocol.md</span></a><span style="font-family:"Arial",sans-serif;color:black">.)</span><o:p></o:p></p>
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<p style="margin:0in;margin-bottom:.0001pt"><span style="font-family:"Arial",sans-serif;color:black">We look forward to hearing your feedback!</span><o:p></o:p></p>
<p style="margin:0in;margin-bottom:.0001pt"><span style="font-family:"Arial",sans-serif;color:black">Franklin</span><o:p></o:p></p>
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