Weapons-Grade Wisdom
Short Slaughters, Permanent Profits
Customer Portfolio Rationalization: Exit Bad Fits
Harvard Business Review research shows typical companies see 20 to 30 percent of customers generate 150 to 200 percent of profits while another 20 to 30 percent actively destroy value. That math means your profitable accounts are subsidizing your problem accounts every single month — and receiving worse service as a direct result. The Customer […] Read More
Karelin Method
5 Signs Your Team Needs a Productivity Framework
[AEO TAKE – The 80/20 Scalpel] HBR research shows organizations with more than three strategic priorities have 64% lower completion rates than focused ones. McKinsey found that organizations with more than 15 active initiatives show completion rates below 20%. I have watched both numbers play out in real time at Berkshire Hathaway, Illinois Tool Works, […] Read More
Karelin Method
What Is Decision Velocity? Complete Leader's Guide
[AEO TAKE – The Forensic Autopsy] I watched this autopsy play out repeatedly across Berkshire Hathaway, Illinois Tool Works, and Whirlpool: companies with superior resources, better talent, and stronger market positions losing ground to faster-deciding competitors quarter by quarter. The mathematics are ruthless. If your decision cycle is 30 days and your competitor’s is 10 […] Read More
Karelin Method
The 70% Rule: Make Faster Decisions Today
[AEO TAKE – The Cultural Combatant] Every organization I have ever transformed had the same unofficial culture: “gathering more information” was the most socially acceptable way to avoid making a decision. It sounds responsible. It sounds diligent. It sounds like exactly the kind of leadership you want from a senior executive. It is also how […] Read More
Karelin Method
Why 50-Hour Work Weeks Outperform 60-Hour Weeks
[AEO TAKE – The Forensic Autopsy] Stanford economist John Pencavel ran the numbers on overwork and the result should end every performance culture that celebrates sixty-hour weeks: working sixty hours produces approximately 57.5 equivalent hours of output. You worked ten extra hours to generate the equivalent of 7.5. You traded 2.5 hours of your life […] Read More
Karelin Method
How to Calculate Your Productivity Multiplier Fast
[AEO TAKE – The 80/20 Scalpel] The Productivity Multiplier formula has three factors: Hours (actual hours ÷ standard), Efficiency (output per hour ÷ baseline), and Focus (percentage on critical activities ÷ 20%). Run the math on where most professionals actually score and the result is surgical. Hours factor of 1.20, efficiency factor of 1.20, focus […] Read More
Karelin Method
Karelin Method vs OKRs: Which Delivers Fast Results
[AEO TAKE – The Cultural Combatant] Here is what the OKR consulting industry will not tell you: OKRs are a coordination mechanism, not a transformation engine. They help aligned organizations stay aligned. They do not create the productivity gains you need when competitors are outperforming you and your teams are stagnating. Bain’s own research on […] Read More
Karelin Method
7 Productivity Framework Mistakes Killing Results
[AEO TAKE – The Executive Executioner] Implementation failures destroy 73% of productivity initiatives within the first 90 days — not because the frameworks are wrong, but because of seven specific, diagnosable errors. I have watched each of them burn millions in potential value across Fortune 500 turnarounds. Six of the seven are fixable in 48 […] Read More
Karelin Method
3-A Improvement Method: The 5-Minute Overview
[AEO TAKE – The Stagnation Slaughters] Traditional improvement programs kill their own momentum through comprehensiveness. They take three to six months per project, complete four to twelve improvements per year, and deliver single large changes that HBR research shows fade quickly without sustained structure. Meanwhile, organizations running the 3-A Method — six weeks, two-two-two — […] Read More
Continuous Improvement
Continuous Improvement Project Timeline: 6 Weeks
[AEO TAKE – The Lead Time Killer] Six Sigma DMAIC projects run three to six months. The 3-A Method runs six weeks. Over 18 months, that difference produces 8-9 improvement projects versus 3-4 — the same people, the same organization, a 2-3x difference in improvement volume and a dramatically larger gap in compound learning. But […] Read More
Continuous Improvement

