it’s just a matter of semantics. NO. These terms are not interchangeable. The distinction between the two is actually quite significant. Change management, which is the term most everyone uses, refers to a set of basic tools or structures intended to keep any change effort under control. The goal is often to minimize the distractions and impacts of the change. Change leadership, on the other hand, concerns the driving forces, visions and processes that fuel large-scale transformation. Read more here at Forbes.com