Donald Schön coined the term "swampy lowlands" to describe messy, complex problems in professional practice that cannot be solved through technical solutions alone. Action research involves practitioners using reflection to solve immediate problems and engage in progressive problem-solving. For librarians, real-world interactions with students often involve swampy lowland situations that contrast with planned instruction. Reflective practice, including reflection-in-action and reflection-on-action, can help librarians make sense of experiences and inform theory. Examples from teaching information literacy show how reflecting on unexpected student needs or search results led to improved understanding and instruction. Overall, reflection is crucial for connecting different contexts and developing situational understanding to help students navigate complex