A literature review is the practice of surveying what has already been written and studied before starting new work — ensuring you build on existing knowledge rather than reinventing it from scratch. In AI behavior work, this means staying current with published research on topics like sycophancy, hallucination, jailbreaking, alignment, and evaluation methodology, as well as reading industry documentation and published model cards. The field moves quickly, and practitioners who don’t read the literature regularly find themselves solving problems that were already solved (or discovering that what they thought was their original idea was documented two years ago). For behavior architects, the literature review habit — checking what’s known before diving in — is a professional discipline that improves both the quality of work and the credibility of recommendations.