What does the AI Act require of HR and coaching tools now?
Does AI coaching work as well as a human coach?
How much do employers actually spend to train one person?
Across the EU, employers spent 1,433 euro per training participant in 2020, against 1,488 in 2005. Adjusted for inflation that is a fall of 24 percent.
1,433 €is what EU employers spent per person trained in 2020, a quarter less in real terms than in 2005Eurostat
0.82is the measured effect of leadership training on behaviour back at work, across 335 samplesJournal of Applied Psychology
5.34 bn $is the annual revenue of the coaching profession, earned by 110,492 active practitionersICF Global Coaching Study
Change & Transformation
All 6 →- Change & Transformation
What the Buurtzorg case actually proves about self-managing teams
Its nurses deliver home care in 108 hours a year against 168 elsewhere. Once hospital and physician costs are added, the total per client is average.
- Change & Transformation
Where does the 70 percent change failure rate come from?
A peer-reviewed review traced the claim through five published sources and found no evidence behind any of them. Its originators called it unscientific.
- Change & Transformation
Which change management model has evidence behind it?
None of the three most used models has been tested against a control group. What separates them is not effectiveness but what kind of claim each is entitled to make.
Coaching & AI
All 6 →- Coaching & AI
What does the AI Act require of HR and coaching tools now?
Inferring employees' emotions with AI has been banned since February 2025. The high-risk duties for recruitment tools moved to December 2027.
- Coaching & AI
Does AI coaching work as well as a human coach?
The study behind the parity claim compared two trials run two years apart. A direct randomised comparison found effects only for human coaching.
- Coaching & AI
How big is the coaching industry, and what is it made of?
The 5.34 billion dollar figure is the sum of what 110,492 practitioners earned. The average is 49,283 dollars a year from about four billable hours a week.
Leadership Development
All 5 →- Leadership Development
Is 360-degree feedback worth what it costs?
The largest meta-analysis of leadership training found no advantage for 360-degree feedback over feedback from a single source, on any outcome it could test.
- Leadership Development
How much do employers actually spend to train one person?
Across the EU, employers spent 1,433 euro per training participant in 2020, against 1,488 in 2005. Adjusted for inflation that is a fall of 24 percent.
- Leadership Development
Does leadership training work, and what does it change?
A meta-analysis of 335 samples found leadership training improves on-the-job behaviour with a corrected effect of 0.82, the largest of the four outcomes it measured.
Talent & Retention
All 3 →- Talent & Retention
What makes the first management job so hard?
Development has its strongest measured effect on behaviour at the junior end, and that is the level where budgets are thinnest and the role has changed most.
- Talent & Retention
Why is manager engagement falling faster than everyone else's?
Gallup put manager engagement at 22 percent in 2025, down five points in a year and nine since 2022. Overall engagement moved one point over the same year.
- Talent & Retention
Do people really leave managers, not companies?
The figure behind the slogan measures variance in engagement between business units, not why anyone resigned. It is restated four times on the way to the slide.