Various studies support the notion that space affects our mood and behaviors. From architects and interior designers to psychologists and neuroscientists to community developers and retail managers, numerous experts have discussed the impact of physical environments on the way we think, feel, learn, and act. In an excerpt from Encoding Space: Shaping Learning Environments that Unlock Human Potential (ACRL, 2016), Brian Mathews and Leigh Ann Soistmann show how spaces influence what we get done, whom we engage with, and how we interact with the world around us.