Los esfuerzos de rescate no son fáciles y se complican aún más debido a los presupuestos reducidos, el incremento en el número de egresados y la movilidad laboral.

About 10 minutes into class, all 25 students are tapping on their smartphones, not even trying to conceal the devices from the instructor. A contagious case of bad business etiquette? Nope. It's a requirement for Managing a Social Media Presence, one of 18 free courses offered through Duke ProComm, a professional development program for communicators at Duke University in North Carolina.