Global communication with strategy and passion. Employed at Sefar Group managing Corporate Communications. Lecturer at University of Fribourg. 🇨🇭🇩🇪https://bsky.app/profile/olafgrewe.bsky.socialhttps://bsky.app/profile/olafgrewe.bsky.social/post/3mhsmndl2ac2wBernie Sanders interviews an AI about the dangers of AI. The AI responds. The senator pushes back. The AI changes its position. I see something else: a case study in how AI output gets staged as expert testimony. And what that means. https://open.substack.com/pub/olafgrewe/p/the-witness-who-isnt-one?r=281cl6&utm_medium=ios&shareImageVariant=card24 Mar 2026 12:54 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3mhsmndl2ac2whttps://bsky.app/profile/olafgrewe.bsky.social/post/3mhadnmjic22t“No real hero here” Das ist die ehrlichste Zeile in diesem Text. Solange wir Technologieethik als Frage von Unternehmenscharakter behandeln, delegieren wir demokratische Kontrolle an PR-Abteilungen. Lesenswert, auch wo der Text selbst nicht ganz fertig denkt. [contains quote post or other embedded content]17 Mar 2026 06:25 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3mhadnmjic22thttps://bsky.app/profile/olafgrewe.bsky.social/post/3mhacxp25tk2t#Streetart #Bucharest17 Mar 2026 06:13 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3mhacxp25tk2thttps://bsky.app/profile/olafgrewe.bsky.social/post/3lvvkgcau6c26Sharp mind.08 Aug 2025 15:19 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3lvvkgcau6c26https://bsky.app/profile/olafgrewe.bsky.social/post/3lvlp5ky36k2vFundstück von 2015. Die Agentur Faktenkontor stellte dieses Ergebnis vor. Spannend, wie sich das geändert hat. #OnlineKommunikation04 Aug 2025 17:17 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3lvlp5ky36k2vhttps://bsky.app/profile/olafgrewe.bsky.social/post/3lnwserx4kc2mA person has died. By the train in which I was sitting. What remains is not only shock – but also the question: Why do we find it so difficult to become still when life comes to a standstill? https://olafgrewe.substack.com/p/a-little-humility-does-us-all-good29 Apr 2025 07:52 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3lnwserx4kc2mhttps://bsky.app/profile/olafgrewe.bsky.social/post/3ln5o4ihlmc22Who eats fox poo or takes a „bath“ in it deserves some washing #PoorDog19 Apr 2025 07:59 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3ln5o4ihlmc22https://bsky.app/profile/olafgrewe.bsky.social/post/3lmx7v36ews2fWir dürfen das nie vergessen. Und wir dürfen das nie wieder geschehen lassen. Es ist unser aller Verantwortung, egal welcher Nationalität oder was auch immer wir angehören. https://www.spiegel.de/geschichte/kz-bergen-belsen-80-jahre-nach-der-befreiung-unfassbares-leid-unheimliche-stille-a-c4446008-ad74-4184-8808-4aa0b992161e?sara_ref=re-so-app-sh16 Apr 2025 18:29 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3lmx7v36ews2fhttps://bsky.app/profile/olafgrewe.bsky.social/post/3lm3tm3tdkk2hWho can stop this shitshow? Who can argue against peace? https://www.nytimes.com/2025/04/04/world/middleeast/gaza-israel-aid-workers-deaths-video.html?smid=nytcore-ios-share&referringSource=articleShare&sgrp=c&pvid=41250A2B-1AB3-428D-91DB-C26161C2DFAE05 Apr 2025 21:07 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3lm3tm3tdkk2hhttps://bsky.app/profile/olafgrewe.bsky.social/post/3ll4vaml5yc2bAutocrats brazenly broadcast their lies to the world, cheerfully twisting facts to justify their wars. Our moral compass is utterly deranged. What can we do to protect ourselves? The answer: think scientifically and critically. https://open.substack.com/pub/olafgrewe/p/unmasking-the-deception?r=281cl6&utm_medium=web24 Mar 2025 13:44 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3ll4vaml5yc2bhttps://bsky.app/profile/olafgrewe.bsky.social/post/3ljf3urkwcs2jSimple answers to complex topics? 🤔 Not really. But we, as comms professionals, can help reframe these topics and communicate them more effectively. The recent event in the Oval Office was the tipping point that pushed me to finalize my blog post. https://open.substack.com/pub/olafgrewe/p/the-danger-of-simple-answers?utm_source=app-post-stats-page&r=281cl6&utm_medium=ios02 Mar 2025 09:13 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3ljf3urkwcs2jhttps://bsky.app/profile/olafgrewe.bsky.social/post/3lhb6xbsqrk2aNew Place, New Role! Grateful to have joined Sefar Group in November 2024 to build global corporate communications in an inspiring environment. Excited for what’s ahead! #NewJob  👉 Und auf deutsch: lnkd.in/dep3AN92 https://open.substack.com/pub/olafgrewe/p/new-place-new-job?r=281cl6&utm_medium=ios03 Feb 2025 09:07 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3lhb6xbsqrk2ahttps://bsky.app/profile/olafgrewe.bsky.social/post/3lfc6bxaqmk2xWhen hate spreads and violence becomes the new normal to fight political opponents, then we need to be cautious. And Zuckerberg kicks out Factchecker and leaves it to the crowd. Not too wise imho #conspiracytheories https://olafgrewe.substack.com/p/the-militarisation-of-conspiracy09 Jan 2025 07:38 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3lfc6bxaqmk2xhttps://bsky.app/profile/olafgrewe.bsky.social/post/3lf2x66umfk2o🌍 Blog Update: Intercultural Communication – Challenge and Opportunity 🌟 With cultural intelligence and strategic communication, these hurdles can be overcome! 💪 In my latest blog post, I outline my approach: https://open.substack.com/pub/olafgrewe/p/cultural-models-technology-and-humanity https://open.substack.com/pub/olafgrewe/p/cultural-models-technology-and-humanity?r=281cl6&utm_medium=ios06 Jan 2025 10:42 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3lf2x66umfk2ohttps://bsky.app/profile/olafgrewe.bsky.social/post/3lef6esezlk2bBenjamin Clementine gives me goosebumps. Every single time. https://open.spotify.com/wrapped/share/share-bf5afac7f5cd4a7ea4fd7b4cc6b5489d?si=EfTiI2zwQ1eWQYF_FvGpdg&track-id=2NjjNxFk9XKVnqAGhhTvuZ28 Dec 2024 18:52 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3lef6esezlk2bhttps://bsky.app/profile/olafgrewe.bsky.social/post/3ldtjbu35uk2b🔔 Klartext: Wer Elon Musk heute noch unterstützt, unterstützt den systematischen Angriff auf unsere Demokratie. 💰 Mit Milliarden im Rücken hebelt er unsere freiheitliche Grundordnung aus. 🎭 Seine Maske? "Freies Unternehmertum" und "Meinungsfreiheit". http://olafgrewe.ch/2024/12/21/demokratie-in-zeiten-von-x/21 Dec 2024 18:19 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3ldtjbu35uk2bhttps://bsky.app/profile/olafgrewe.bsky.social/post/3ldnjuqi57c2jThe new rule of the Chief Communications Officer. Think more business. https://open.substack.com/pub/olafgrewe/p/cco-think-more-business?r=281cl6&utm_medium=ios19 Dec 2024 09:14 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3ldnjuqi57c2jhttps://bsky.app/profile/olafgrewe.bsky.social/post/3lcgdbqcf4s2iJust started a new role managing corporate communications four weeks ago and two lovely crises needed to be handled. #LoveIt03 Dec 2024 19:02 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3lcgdbqcf4s2ihttps://bsky.app/profile/olafgrewe.bsky.social/post/3lbyfj5dzu22cQuite shocking but yes, war is hell and just knows victims. #Israel #RulesOfWar https://open.spotify.com/episode/1yAKLMpfgYMQKmMnUXDvRF?si=mcuRtpMoRkGN_HbTmBki3Q&t=145328 Nov 2024 06:05 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3lbyfj5dzu22chttps://bsky.app/profile/olafgrewe.bsky.social/post/3lbtdrpgeps2eSomething nice. Have a good day. “THE “SEA OF STARS” IS a beautiful phenomenon that occurs during late summer in the reefs of the Maldives, caused by bioluminescent phytoplankton called Lingulodinium polyedrum. The water here is filled with this plankton.” https://www.atlasobscura.com/places/sea-of-stars26 Nov 2024 05:51 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3lbtdrpgeps2ehttps://bsky.app/profile/olafgrewe.bsky.social/post/3lbpcuca4ys2sBe prepared: mud, snow – and the invisible ice beneath. This week’s crisis training showed: superficial protection isn’t enough. Adidas shoes and thermal pants keep you dry, but even the best Falke socks fail against cold water. Crisis communication needs deep preparation too. #LessonLearned24 Nov 2024 15:23 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3lbpcuca4ys2shttps://bsky.app/profile/olafgrewe.bsky.social/post/3lblzglt7q22eNot too bad this morning view. #Switzerland23 Nov 2024 07:57 +0000at://did:plc:7h4tr326msua66tr3qvqcgov/app.bsky.feed.post/3lblzglt7q22e