Dr Arnd Halbach
Author

Dr Arnd Halbach

Founder of The Principals Group

Dr Arnd Halbach has a PhD in entrepreneurship. He joined the ERA Group in 2007, midway through its journey, and worked alongside its founder to grow it into a network of 1,000+ franchisees across 50 countries before its successful sale. He is the author of Your Second Curve.

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From this author

Recent articles

Business colleagues discussing artificial intelligence on a glowing screen
AI

The 37% Problem: Why AI Is Making People Faster, but Not Making Companies Better

Nearly 9 in 10 firms use AI, but only 37% see an EBIT gain. Why faster people don’t make better companies, and what the top 6% do differently.

28 September 2026
6 min read
Grey-haired man in a dark suit carrying a bag along a city street lined with office towers.
Your Second Curve

Why consulting is the safer bet in your 50s, not the riskier one

Why consulting can offer senior executives more control, diversified income and long-term security than relying on a single corporate role.

19 September 2026
4 min read
Three senior professionals, two men in suits and a woman in glasses, in focused discussion around a low table.
AI

The part of consulting AI still can’t do

AI is reshaping consulting by automating analysis. The lasting value lies in senior judgement, trust, implementation and delivering real outcomes.

18 September 2026
3 min read
Senior Judgement. Delivered.
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