Tara Swart, MD, PhD, says she prioritizes a few brain hacks daily to reduce stress, improve her mood, and help her achieve her goals. Upon waking up, the first thing Dr. Swart does is take 10–20 deep ...
Twenty years after the introduction of the theory, we revisit what it does—and doesn’t—explain. by Clayton M. Christensen, Michael E. Raynor and Rory McDonald Please enjoy this HBR Classic. Clayton M.
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