This document summarizes 12 principles of collaboration presented by Jacob Morgan. It discusses how collaboration has evolved from isolated small groups to being dynamic, transparent and boundaryless enabled by technologies. It highlights common collaboration challenges in organizations and the impact of collaboration on knowledge worker productivity, communication, and cost savings. The principles emphasize focusing on employee and customer needs, leadership by example, integration into work flows, and ongoing adaptation. Case studies from companies demonstrate benefits like improved performance, engagement, and revenue from collaboration.