Section
Change & Transformation
Evidence on why reorganisations succeed or stall, and what leaders do differently in each case.
The number
is the measured effect of leadership training on behaviour back at work, across 335 samples
Journal of Applied Psychology · Read the piece- Change & Transformation
Team building improves how teams feel and work together
A 2009 meta-analysis found team building has a moderate positive effect, strongest on attitudes and teamwork. An earlier review found none on performance.
- Change & Transformation
Where Buurtzorg's savings come from
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 the 70 percent change failure rate comes 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
Kotter, ADKAR or Lewin: what each change model rests on
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.
- Change & Transformation
What Kotter's eight steps are built on
A ten-year observation of a hundred companies, and by the author's own account no examples or major ideas from any published source but his own writing.
- Change & Transformation
Kurt Lewin may never have said "unfreeze, change, refreeze"
A 2016 paper in Human Relations argues he never developed it and that it took form after his death. A 2020 reply argues the model is implicit in his field theory.
- Change & Transformation
Zappos removed its managers. What happened next
210 of 1,503 employees took the buyout rather than continue. The company later stepped back from the model, and the person who led the rollout co-wrote the caution.
