Bailey Richardson has looked at community from two sides: she’s intimately familiar with the businesses approach. She helped build community at Instagram: she was one of the photo app’s 13 employees at the time it was acquired by Facebook for $1 billion. She also studies and supports grassroots and nonprofit organizers through her work at People & Co., a consultancy that guides groups of all sizes on how to build and support community. She and her People & Co. cofounders, Kevin Huynh and Kai Elmer Sotto, put their best practices into a new book, Get Together, which Richardson bills as a practical guide for helping people come together. Read more at Fast Company.