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Optimizing the Cash to Cash Cycle

In the Supply Chain, we worry about service, inventory, and execution.  Do we have the right products, in the right place in the right quantities at the right time?  Are we doing it at the right cost?  Lastly, we are [...]

Tampering: Demand & Inventory Planning

Last week, we posted a blog re-introducing Deming’s concept of tampering.  This week we will explore the how tampering creeps into demand and inventory planning. In the case of demand planning, tampering occurs when we simply think they are smarter [...]

Tampering: What is it? Why is it bad?

Tampering is concept that W. Edwards Deming popularized and used often in his lectures.  It is an important and yet subtle concept that many Supply Chain professionals and general managers still do not fully get.   Tampering is basically trying to [...]

An Alternative Definition of Quality Control: Part 2

The Quality Approach to achieve this alternative definition of quality is to follow the basic tenets of Total Quality.  In 1991, The General Accounting Office of the US Government published a wonderful study, Management Practices: US Companies Improve Performance Through [...]

An Alternative Definition of Quality Control

In his book, Introduction to Quality, Kaoru Ishikawa defined quality in the following way: An alternative definition of QC could in fact be, ‘Everyone doing what should be done, in an organized, systematic way’ It is a very simple and [...]

Thinking Part 2: Optimal Thinking

I recently expounded the concept of Statistical Thinking whereby people, particularly, business people should develop and nurture a conceptual understanding of the role of variation and uncertainty in the numbers we deal with on a daily basis.  It is not necessary [...]

Leadership From The Top

Kaoru Ishikawa is one of the most famous Japanese Quality Control thinkers, teachers, and authors. His books What is Total Quality Control? (1985) and Introduction to Quality Control (1990) are still among the most influential books I have ever read. [...]

Thinking Part 1: Statistical Thinking

The concept of Statistical Thinking has always appealed to me since I first heard it back in the late 1970s or early 1980s. The concept surfaced, in my mind, recently when I began teaching two sections of Elementary Statistics at [...]

Whatever happened to JIT? – Take Two.

Out of all the blog postings and LinkedIn discussions, the 12-22-09 “Whatever happened to JIT?” generated the richest discussion on LinkedIn. It was that good, that I have to write on the subject again for a second week in a [...]

Whatever happened to JIT?

Just-in-Time (JIT) was all the rage twenty years ago.  People were studying the Toyota Production System, synchronizing their production plans with those of their suppliers, and reducing lead times in order to minimize inventory and maximize flexibility and responsiveness.  One [...]

Just Order what You Need

We were putting up the holiday lights on the bushes along our front walk. We were sorting through strings checking to see which worked. I was, as usual, curious, had lights that worked perfectly last year failed to work this [...]

Policy vs. Common Sense

My good friend Guillermo Fernandez, the retired General Manager of Colgate-Palmolive Mexico, would always say: "Common sense, the most uncommon of all the senses." Here is a true story to exemplify this very point. Way back when, I worked for [...]

Supply Chain Physics I

At Cadent Resources Group LLC, we have developed a concept called Supply Chain Physics. We use this concept to foster communication and accountabilities across functions and improvements within the enterprise. So what is Supply Chain Physics? Physics is defined at [...]

Constancy of Purpose

Recently I was engaged in a discussion where someone floated the idea Six Sigma and Lean Six Sigma initiatives are focused more on training and certification than anything else. As a result, more money is spent than generated. Why is [...]

Is Inventory an Independent Variable? Is the Earth Flat?

Business can be defined in many ways. But one thing is clear; businesses are judged and valued by numbers. Businesses are measured and compared in with prescribed numerical measures. Certainly we look at Profits, Share Price, and Revenues on the [...]

Halloween Logistics

Halloween and Logistics? Why of course. Halloween is a season and retailers plan for the peak. Think of Walgreen’s and CVS. They have their seasonal aisle, usually in the middle of the store. The space was dedicated to Back-to-School. As [...]

Demand Planning and Inventory Management: It is everywhere… I can’t escape it. Version 2.0

  Ah yes… this is another case of my focus on Inventory Management creeping into everything I do. Last time it crept up on me was while sitting in a Bagel Shop. I reflected on that in my blog posting [...]

Is your inventory putting you in a constraint jacket?

Let’s look at Inventory Optimization as a mathematical programming problem. You remember linear programming from a Quantitative Methods or Operations Class don’t you? No, we are not going to get deeply into mathematics here. In mathematical programming, there is an [...]

Tending the Organizational Garden

How often have we seen management initiate change with great enthusiasm and expectation and then passively manage the process to a failed outcome? A leader’s capability to manage change is often the determining factor behind a successful process implementation. Without [...]

Quarter End

It is September 30, 2009.  It is the end of the Quarter.  Funny things happen to the Supply Chain at the end of the Quarter. In all industries, companies are trying post sales and make budget numbers.   For publically traded [...]

Be a Great Supply Chain Leader: Simplify

Earlier this year, I saw a quote in The Reader’s Digest attributed to Colin Powell. Great leaders are almost always great simplifiers. This quote resonated with me because I believe in the power of simplification in Supply Chain Management and [...]
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