In the nearly four years since Russia’s unprovoked full-scale invasion of Ukraine, the war has repeatedly confounded expectations. A conflict that many analysts anticipated would be short and ...

Correspondence to Dr Margo Mountjoy, Department of Family Medicine, Michael G. DeGroote School of Medicine, McMaster University, Hamilton, ON N2G 1C5, Canada; mmsportdoc{at}mcmaster.ca In 2014, the ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Robert Kelly is managing director of XTS ...

Afterwards, they said that the 22-year-old woman was bound to attract attention. She was wearing a white lace miniskirt, a green tank top, and no underwear. At knife-point, she was kidnapped from a ...

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.