RE: [Sad news: Gregg Kellogg passed away]

Oh no ☹ I had the pleasure working with him together in the JSON-LD 1.2 group. Cancer just sucks ☹

simon

> -----Original Message-----
> From: Carine Bournez <carine@w3.org>
> Sent: Thursday, 11 September 2025 15:04
> To: public-shacl@w3.org
> Subject: [Sad news: Gregg Kellogg passed away]
> 
> 
> Unfortunately relaying bad news  :(
> Gregg had been a member of this WG for a short time and I think many
> people here had worked with him in other WGs for a long time.
> 
> 
> 
> ----- Forwarded message from Coralie Mercier <coralie@w3.org> -----
> 
> > Date: Thu, 11 Sep 2025 13:58:23 +0200
> > From: Coralie Mercier <coralie@w3.org>
> > Subject: Sad news: Gregg Kellogg passed away
> > To: chairs@w3.org
> > X-Mailer: Apple Mail (2.3826.700.81)
> >
> >
> > Dear W3C group Chairs,
> >
> > 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://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fgreg

> gkellogg.net%2Fhealth-
> faq.html&data=05%7C02%7Csimon.steyskal%40siemens.com%7Cf11240aad
> e2f4f908c0608ddf133c0ba%7C38ae3bcd95794fd4addab42e1495d55a%7C1%
> 7C0%7C638931926760794161%7CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU
> 1hcGkiOnRydWUsIlYiOiIwLjAuMDAwMCIsIlAiOiJXaW4zMiIsIkFOIjoiTWFpbCIs
> IldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata=Ql9Vr7RFiYAkG1JuH7i7QfTPcI1
> 4T5GXkiqKr6Qi7LM%3D&reserved=0>.
> >
> > 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://eur01.safelinks.protection.outlook.com/?url=https%3A%2F%2Fapi.

> >
> w3.org%2Fusers%2F8nomt3nm1n8cw4s44koggo4wcoo8w4s%2Fspecification
> s&data
> >
> =05%7C02%7Csimon.steyskal%40siemens.com%7Cf11240aade2f4f908c0608
> ddf133
> >
> c0ba%7C38ae3bcd95794fd4addab42e1495d55a%7C1%7C0%7C63893192676
> 0839676%7
> >
> CUnknown%7CTWFpbGZsb3d8eyJFbXB0eU1hcGkiOnRydWUsIlYiOiIwLjAuMD
> AwMCIsIlA
> >
> iOiJXaW4zMiIsIkFOIjoiTWFpbCIsIldUIjoyfQ%3D%3D%7C0%7C%7C%7C&sdata
> =hysz8
> > vAwMFrDyljMvlOGOY56TYXeTYqg41kWVzfGlTA%3D&reserved=0
> >

Received on Thursday, 11 September 2025 14:02:54 UTC