Yan Guoli is an author whose work centers on the psychology of reading. Publicly available information about him is quite limited: his nationality, dates of birth and death, educational background, and professional positions are not clearly documented. Among the works held in the database, he is the author of one title, Reading Psychology, which is classified under applied psychology. This suggests that his writing addresses the psychological mechanisms behind reading and attempts to connect psychological theory with reading practice. Because the available material is limited, his academic history and the full scope of his research cannot yet be confirmed, nor is it possible to determine his standing within the academic community. Based on the existing information, readers can use this work to learn about psychological topics such as cognitive processing, comprehension, and eye movements during reading, and to draw inspiration for applying psychological knowledge to reading instruction and everyday reading.