Editorial for Vol. 33, No. 3

This issue of Volume 33, Issue 3 contains 6 papers, 4 original and 2 review articles. The first paper analyzes communication errors between domestic air traffic controllers and pilots and highlights the importance of adhering to the International Civil Aviation Organization standard language. The second paper analyzes trends in bacterial dysentery outbreaks in South Korea and Japan from 2016 to 2020, highlighting the need for robust information systems. The third paper analyzes human papillomavirus vaccination trends and shows a gradual recovery in vaccination rates after the COVID-19 pandemic. The fourth paper analyzes 24 years of trends in aviation medical examinations, highlighting the impact of the COVID-19 pandemic and the increase in the proportion of female pilots. The fifth paper explores the potential applications of blockchain technology in the aviation industry, presenting several use cases. The final paper analyzes medical error cases using the SHELL model and highlights the systemic problems of medical institutions in Korea. The journal covers a wide range of topics related to aerospace and human factors, and each paper presents important issues and suggestions for improvement in the field.