Johnny Lopez is a passionate evangelist for SharePoint and Office 365 who draws on 10 years of experience in the U.S. Navy and 9 years working in the SharePoint community. He discussed how knowledge communities can be used to connect employees across an organization and share expertise to improve problem solving, decision making, and productivity by tapping into collective knowledge and experience. The presentation covered various Microsoft tools that can be used to create and participate in knowledge communities, including SharePoint, OneDrive, Teams, Planner, and Delve.