Content by John J. Casey

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John J. Casey
Do you want to know a secret? It’s one that lean experts often overlook because nobody told them about it. However, before revealing it, we need to answer a couple of questions first. • What is 5S...
John J. Casey's picture
John J. Casey
When I was a boy, my grandmother used to read me nursery rhymes to entertain me and teach me about the world. One has resonated with me for years: "For want of a nail the shoe was lost For...