Recently a reader posed the following value-stream mapping, lead time-related question(s). My experience, after facilitating more value-stream mapping activities than I care to remember, is that it’s not an uncommon question. In fact, it’s a very good question.

A recent comment from a business friend, call him Tom, who manages a small factory, reminded me of a scene from The Wizard of Oz.

In an earlier article, I explained how the Food and Drug Administration’s (FDA)

A t-test is one of the most frequently used procedures in statistics.

Editor’s note: Distinguished statistician and essayist David Kerridge passed away last month in Aberdeen, Scotland, at the age of 81. The former head of statistics at Aberdeen University, Kerridge was a leader in the British Deming Association and lectured with W. Edwards Deming.

Momentum is a very powerful thing. In physics, momentum = mass × velocity. The cool thing about momentum is that the faster an object is moving, the harder it is to stop. This is also true for any project that you are working on.

Earlier this month an ex-CIA employee and whistleblower, Edward Snowden, exposed the federal government’s 6-year old, clandestine initiative, referred to internally as PRISM, a covert data-gathe

Recently, a reader wrote me to suggest that rather than trying to encourage someone, a better way to motivate them is to issue a challenge. So, I felt challenged to write about it.