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.

Healthy foods are usually whole foods that provide plenty of nutrients, stay low in saturated fat and sodium, and avoid additives like sweeteners. There are many healthy, delicious foods across fruits ...

Michael Boyle is an experienced financial professional with more than 10 years working with financial planning, derivatives, equities, fixed income, project management, and analytics. David is ...

From the comments made in past months, Gold's larger rally phase was projected to hold up into February of this year, plus or minus, though with the recent 'mini-panic' drop well overdue in the Gold ...