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.

President Trump said on Tuesday that he spoke to India's Prime Minister Narendra Modi, in a move aimed at easing tensions between the two major economies as they clash over tariffs and New Delhi's ...

Interventions that address socioeconomic determinants of health are receiving considerable attention from policy makers and health care executives. The interest is fueled in part by expected returns ...