Daniel Grenblad
banner
grenblad.com
Daniel Grenblad
@grenblad.com
Researcher | Teacher | Advisor
Marketing | Management | Business Strategy

https://www.grenblad.com
Teaching with cases is fun. Students learn meta skills that AI cannot yet replace.

Top business schools in The Case Centre Impact Index 2025:
1 Harvard
2 Insead
3 IBS
4 IMD
5 Ivey
6 Stanford
7 Amity
8 Darden
9 CBS
10 MIT
11 Rotterdam
12 Columbia
13 LBS
14 IESE
15 Kellogg
30 St Gallen
35 Vlerick
The Case Centre Impact Index 2025
Discover The Case Centre Impact Index 2025. This annual ranking of organisations is based on the global reach and impact of their case writing.
www.thecasecentre.org
October 30, 2025 at 1:32 PM
"Economics Nobel Prize" to Joel Mokyr for having identified the prerequisites for sustained growth through technological progress and to Philippe Aghion and Peter Howitt for the theory of sustained growth through creative destruction.

#economics #sciencesky #science #nobelprize
The Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel 2025
The Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel 2025 was awarded “for having explained innovation-driven economic growth” with one half to Joel Mokyr “for having identified ...
www.nobelprize.org
October 13, 2025 at 10:03 AM
AI Fail: Consulting report delivered to public sector client with hallucinated content and cited sources. OpenAi model used.

Many professional service firms are eager to use AI, meanwhile hold-off hiring recent university graduates.

#ai #productivity #servicequality #consultingservices #chatgpt
Deloitte caught out using AI in $440,000 report | 7.30
YouTube video by ABC News In-depth
www.youtube.com
October 10, 2025 at 11:17 AM
Maybe it is not just slacking!

Watching TV with subtitles, instead of with dubbing, improves language skills with statistical significant difference.

Research by:
Frauke Baumeister (IFO Institute), Eric A. Hanushek (Stanford), and Ludger Woessmann @woessmann.bsky.social (University of Munich).
Movie Subtitles and English Language Acquisition
www.nber.org
October 3, 2025 at 12:43 PM
Giotto.ai, the European AI lab, is in a funding round at a valuation above 1 billion. It outperformed ChatGPT 5, Cloud Opus 4, Grok 4, and Gemini 4.5 in the Abstraction and Reasoning Corpus (ARC) test. It tests progress towards Artificial General Intelligence (AGI).

#ai #llm #artificialintelligence
Giotto.ai — Ignite reason, spark evolution
www.giotto.ai
September 24, 2025 at 3:13 PM
Where is USA's innovation done?
The micro economics concept "Clusters" are agglomerations of businesses, universities etc that accelerate innovation.

The top USA ones:
San Jose–San Francisco
New York City
Boston–Cambridge
Los Angeles
San Diego
Washington–Baltimore
Seattle

#clusters #innovation
Innovation Cluster Ranking 2025
The Global Innovation Index 2025 reveals the ranking of the world’s most innovative clusters. Discover which innovation clusters top the ranking.
www.wipo.int
September 23, 2025 at 12:58 PM
Is happiness trending?

1. First Stockholm Wellbeing Index Report is released.

2. "The Happiness Files: Insights on Work and Life", by professor Arthur C. Brooks, on NY Times Bestseller list.

3. Professor Diana Coyle @dianecoyle1859.bsky.social, proposes new counting in "The measures of Progress".
Stockholm Wellbeing Index 6.87 - hhs.se - Stockholm School of Economics
As a first step towards Wellbeing Growth in Stockholm we have created and measured a Wellbeing Index among people living in Stockholm. The results are presented in our newly released Stockholm Wellbei...
www.hhs.se
September 19, 2025 at 3:11 PM
The most innovative economies, 2025 ranking:

1 Switzerland
2 Sweden
3 USA
4 South Korea
5 Singapore
6 UK
7 Finland
8 Netherlands
9 Denmark
10 China

Global Innovation Index 2025, by WIPO (World Intellectual Property Organization).

#innovation #research #R&D #patents #science
Global Innovation Index 2025
Tracking the most recent global innovation trends, the GII captures a moment of recalibration where R&D growth has slowed, venture capital activity has moderated with cautious early-stage funding,...
www.wipo.int
September 18, 2025 at 12:17 PM
Survey of 813 scientists finds that Bluesky is the more useful social media platform for professional scientists.

As anecdotal support, this journal article itself is references by 2731 Bluesky users and has 43 X posts (Altmetrics data, when posting this).

#sciencesky #academicsky #science
Scientists no Longer Find Twitter Professionally Useful, and have Switched to Bluesky
Synopsis. Social media has become widely used by the scientific community for a variety of professional uses, including networking and public outreach. For
academic.oup.com
August 28, 2025 at 1:32 PM
World's 10 most beautiful libraries, as voted by 200 000 online.

No 10: Bibliothèque Sainte-Geneviève, Paris. Note the iron frame technique used constructing the reading room by architect Henri Labrouste. The library has 160 000 volumes of Nordic books, the largest collection outside of Nordics.
The 10 most beautiful libraries in the world
The Library of Trinity College Dublin is named the most beautiful library in the world by 200,000 voters in the 1000 Libraries Awards 2025.
www.cnbc.com
August 2, 2025 at 2:54 PM
Branding: HBO Max is back. A rebranding reversal.

1972: HBO (launch)

2010: HBO Go (streaming for cable subscribers).

The stand alone OTT streaming service was (re)branded as...
2015: HBO Now
2020: HBO Now --> HBO Max
2023: HBO Max --> Max
2025: Max --> HBO Max
HBO Max | Stream Series and Movies
Stream must-see series, hit movies, exclusive originals, family favorites, live sports, and breaking news. Plans start at $9.99/month.
www.hbomax.com
July 9, 2025 at 1:38 PM
How accurate is your physician in setting diagnosis?
Would AI do better?

Microsoft: Physicians had 20 % accuracy and AI had 80% in benchmark w/ complex cases.

Microsoft: physicians do more than diagnose, needed due to ambiguities and trust. AI matures in 5-10y.

Comments has more studies.
The Path to Medical Superintelligence  | Microsoft AI
microsoft.ai
July 2, 2025 at 12:09 PM
Reposted by Daniel Grenblad
Article: Capabilities and collaborative marketing practices among rival cluster-based wine producers, by James M. Crick & Dave Crick doi.org/10.1080/0267...
June 23, 2025 at 9:45 AM
Old tech: Letterlocking is a paper folding technique used prior to envelops to protect the content of letters during transport.

Book by Jana Dambrigo and Daniel Startza Smith, Letterlocking: The Hidden History of the Letter, MIT Press.

Video example in comment with letter of Catherine de’ Medici.
A New Look at Letterlocking: Secrets Sealed in Paper
For centuries, evidence of a lost technology was tucked away in archives and libraries around the world.
www.finebooksmagazine.com
June 21, 2025 at 1:17 PM
New tech: Surprising utility of LED screen basketball floor. It is not just about advertising!

"First screen" was in the movie theater. Then followed the screens in TV, PC, phone, pad, and watch. Floor screen to be counted as the 7th screen?

Nice write-up by @bendowsett.bsky.social for @wired.com.
Who Knew Basketball Needed an Interactive LED Floor?
ASB GlassFloor makes a glass playing surface for sports arenas that can show animations, track athletes' performance, and repaint court lines with a tap. Pros in Europe are already playing on it.
www.wired.com
June 18, 2025 at 1:39 PM
Meanwhile in Sweden: Wellbeing growth is named a goal for Stockholm.

The wellbeing of citizens of Stockholm will be continuously measured by scientific methods.

The Center for Wellbeing, Welfare, and Happiness at Stockholm School of Economics lead by Professor Michael Dahlen surveys.
Very happy and proud that we are now establishing wellbeing growth as a primary goal in Stockholm 🙂🙌💜
June 12, 2025 at 3:56 PM
"Europe is going all in on AI" with 5 gigafactories, Nvidia CEO Jensen Huang said at VivaTech conference, per FT.

Mistral AI, a European firm, revealed Mistral Compute today. An independent AI infrastructure in France, also available for other firms. To transform Europe's capabilities in AI tech?
Mistral Compute | Mistral AI
Frontier AI infrastructure for everyone.
mistral.ai
June 11, 2025 at 2:37 PM
Apple released a paper concluding that current AI models are unable to handle higher complexity tasks. "Complete accuracy collapse" occurs at a threshold of complexity. For both LLM and LRM artificial intelligence. Hurdle to achieving AGI?

At the same time, models are overthinking easy problems.
The Illusion of Thinking: Understanding the Strengths and Limitations of Reasoning Models via the Lens of Problem Complexity
Recent generations of frontier language models have introduced Large Reasoning Models (LRMs) that generate detailed thinking processes…
machinelearning.apple.com
June 10, 2025 at 10:25 AM
5 AI chat tools in hard reading test.

Lesson 1: ChatGPT, the most salient brand among consumers for AI chat tools, was not the overall winner.

Lesson 2: None of the tools achieved more than a D+ grade in the test. If you want to avoid a near fail result, you still better do the reading yourself.
Review | 5 AI bots took our tough reading test. One was smartest — and it wasn’t ChatGPT.
We challenged AI helpers to decode legal contracts, simplify medical research, speed-read a novel and make sense of Trump speeches. Some of the AI analysis was impressive — and some was downright dumb...
www.washingtonpost.com
June 9, 2025 at 12:13 PM
Popular culture has its icons known by mononyms: Cher, Madonna, Prince… From history: Aristotle, Plato, Socrates…

Meet the man who in scientific writings is known by the single authoritative letter “L”.

Carl Linnaeus (Carl von Linné), the Swedish biologist and foundational modern taxonomist.
The Man Who Organized Nature: The Life of Linnaeus, written by Gunnar Broberg and translated by Anna Paterson, is out now in paperback.

This text is a vivid portrait of the life and work of Carl Linnaeus.

Take a look inside:
press.princeton.edu/books/paperb...
May 22, 2025 at 3:03 PM
VUCA has been on the syllabus for strategy courses at business schools for some years. Psychologist Andrew Shatté shares how VUCA can be useful for individuals too, not just organizations. In turbulent times or stressed; Volatility, Uncertainty, Complexity, Ambiguity (VUCA) concept gives insights.
What is VUCA? How to manage in an increasingly unstable world
How to manage constant, chaotic change
www.fastcompany.com
May 19, 2025 at 1:44 PM
US patent power ranking:
* Tesla absent from top 20 in automotive.
* Meta (Facebook/Instagram/Threads) underperforms.
* Apple has significant patent pipeline power.
* Universities important for innovation with Harvard, MIT, and VT in the category lead.
These Companies Were the Patent Powerhouses of 2024
Amazon, Apple, and Snap dominate the rankings
spectrum.ieee.org
April 30, 2025 at 11:31 AM
Is water wet?

Wait, not so fast...!

Elaborated answers from material scientists Mark Miodownik @markmiodownik.bsky.social , physiologists Davide Filingeri @thermosenselab.bsky.social and Jade Warde @jadeward10.bsky.social, science philosopher @vanessaseifert.bsky.social, and chemist Tim Neudecker.
BBC World Service - CrowdScience, Is water wet?
The wetness of water seems obvious - but dive into the science and it's not so clear cut
www.bbc.co.uk
April 17, 2025 at 12:48 PM
Journal of Marketing Research article "Evaluating Structural Equation Models with Unobservable Variables and Measurement Error" is 19th most cited scientific article ever. By marketing professor Claes Fornell, founder of American Customer Satisfaction Index, and accounting professor David F Larcker.
April 15, 2025 at 12:47 PM
Jamile Hamidey shares her experience from starting to teach at the business school Hanken @hankenofficial.bsky.social. Good read for those considering seeking a PhD. Supervisors are reminded of transformation taking place when becoming a university level teacher.
Six lessons learned in my first year as a teaching assistant
By Jamile Hamideh Doctoral Researcher at the department of Supply Chain Management and Social Responsibility (Helsinki)                                   The Beer Game, Supply Chain Management co...
blogs.hanken.fi
April 15, 2025 at 9:28 AM