Aircraft studies on Instagram: "MCAS: Lessons from a Controversial System The Maneuvering Characteristics Augmentation System (MCAS) was introduced on the Boeing 737 MAX to enhance pitch stability. Its purpose was simple: help the aircraft handle like earlier 737 models, despite new, larger engines mounted further forward. But in practice, MCAS became one of aviation’s most debated systems. Miscommunication, reliance on a single sensor, and insufficient crew training all played a role in tragic