Early CALL researchers focused primarily on the technical aspects of language learning, such as computer program design and the use of multimedia. However, over time the field has evolved to encompass a wider range of pedagogical and psychological considerations. For example, researchers have investigated the efficacy of different teaching approaches, such as task-based language learning and communicative language teaching through technology. They have also explored the role of learner motivation in technology-mediated language learning, as well as the impact of technology on learners’ attitudes toward language learning. In terms of research design and settings, CALL studies have become increasingly diverse. While early studies often relied on small-scale, laboratory-based experiments, more recent research has taken place in real-world educational settings, such as classrooms and online learning environments using a wider range of research methods, including both quantitative and qualitative approaches. Overall, while there have been significant developments in CALL research over the past four decades, there are still many questions that remain unanswered. As technology continues to evolve, it is likely that researchers will continue to explore new avenues for integrating technology into language education and addressing the challenges that arise along the way.