Collaboration and communication. The MGI research noted that reading and answering email, searching for information, and collaborating with colleagues consume a large percentage of knowledge worker time. By using a social platform to communicate and share information, MGI estimates, companies can see improvements of as much as 25 percent in knowledge worker productivity by more efficiently and effectively communicating and finding information and expertise, partly by uncovering the “dark matter” that would otherwise lie buried in corporate emails. Communications on social platforms form an easily searchable record, providing valuable answers to questions for everyone who has access, not just the email recipient. Potentially, this represents what could be a great leap in productivity for what are usually a company’s most highly paid personnel—the knowledge workers.