Re: Sad news: Gregg Kellogg passed away

RIP to Gregg 🙏

*Harrison Tang*
CEO
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On Thu, Sep 11, 2025 at 7:28 AM Sarven Capadisli <info@csarven.ca> wrote:

>
>
>
> -------- Forwarded Message --------
> Subject: Sad news: Gregg Kellogg passed away
> Resent-Date: Thu, 11 Sep 2025 12:31:11 +0000
> Resent-From: semantic-web@w3.org
> Date: Thu, 11 Sep 2025 14:30:47 +0200
> From: Coralie Mercier <coralie@w3.org>
> To: semantic-web@w3.org
>
> Dear Members of the semantic web community,
>
> We were informed yesterday of the passing last Saturday of Gregg
> Kellogg. It is terrible news but Gregg had been open about his health
> <https://greggkellogg.net/health-faq.html>.
>
> Gregg had been a prolific and appreciated W3C contributor for many years
> as a W3C Invited Expert, most recently as co-chair of the JSON-LD
> Working Group; he was also Chair of several data-related Community
> Groups. He was said to truly value the energy, brilliance, and
> camaraderie he found in his groups, and to feel rewarded for being part
> of such an inventive community.
>
> Over the past 13 years [1], Gregg has been co-editor of 9 published
> recommendations, and a dozen other W3C specifications (CSV2RDF suite, a
> large portion of the RDF 1.2 suite, 1.0 and 1.1 versions of the JSON-LD
> suite, RCH, etc.) Remarkably, Gregg also provided open-source
> implementations of all these specifications (and more), as well a
> numerous test suites that the relevant Working Groups are still using.
> His implication in the JSON-LD Working Group was instrumental in the
> huge success of this W3C technology.
>
> For all this, but also and foremost for his friendliness and good
> nature, he will be missed.
>
> If any of you would like to pay tribute to honor Gregg Kellogg, please
> get in touch with the JSON-LD Working Group Staff Contact,
> Pierre-Antoine Champin <pierre-antoine@w3.org>, as this group is
> currently making plans.
>
> With kind regards,
> Coralie Mercier, Director of W3C Marketing & Communications
>
> [1]
> https://api.w3.org/users/8nomt3nm1n8cw4s44koggo4wcoo8w4s/specifications
>
>
> [This message was already distributed to:
> * the Members mailing list;
> * the W3C Groups chairs mailing list;
> * the public mailing lists of the WG and CGs that Gregg was chairing:
> public-json-ld-wg public-json-ld public-rdf-tests public-schemaorg]
>
> --
> Coralie Mercier (she/her) - Director of W3C Marketing & Communications
> mailto:coralie@w3.org - https://www.w3.org/People/Coralie/
>
>
>