I enjoy reading the magazine Inc. for my interests in startups and entrepreneurship. There are often examples and case studies that directly reference Lean thinking or just sound like Lean and Kaizen with another label.
About LeanBlog.org: Mark Graban is a consultant, author, and speaker in the “lean healthcare” methodology. Mark is author of the Shingo Award-winning books Lean Hospitals and Healthcare Kaizen, as well as the new Executive Guide to Healthcare Kaizen. Mark is also the VP of Innovation and Improvement Services for KaiNexus.