Microsoft announce the General Availability of Workplace Analytics, sold as an Add-on Subscription Licence which can be added on to any Office 365 Enterprise plan.
Workplace Analytics is an organizational analytics solution which taps into Office 365 email and calendar data to reveal how an organization collaborates and spends time.
Find the announcement and some examples of how customers are using Workplace Analytics here: http://bit.ly/2uMHe2U.