This document discusses how to intentionally architect and nurture an organizational culture. It defines culture as the collective values, norms, and beliefs of an organization. The roles of founders and leaders in shaping culture through their behaviors, priorities, and systems are described. The document advocates taking an intentional approach to culture by articulating shared values, setting behavioral expectations, educating employees, ensuring accountability, and aligning policies and rewards. It provides examples of how Limeade takes such an intentional approach to nurturing its culture. Leaders are challenged to take one action to be more intentional about culture, such as articulating values or assessing cultural alignment.