Email – Task-centric
		n Correlated in business roles ¡ Not just messaging anymore ¡ Has a marked interrupt effect n Jackson 2003 study shows people on average read email right away (within 2 minutes) and take ~ 1 minute to recover from interruption. ¡ Co-opted by many functions needed in information management n Production, transmission and filtering of information ¡ Takes the form of tasks: n Coordination (Time): calendar and deadlines n Collaboration (Other people): contacts