Roger Boisjoly

Roger Boisjoly was an aerospace engineer best known for his role in warning about the safety risks of the Space Shuttle Challenger's O-rings before its tragic 1986 explosion. He studied and understood how the rubber seals could fail in cold temperatures, potentially causing the disaster. Despite facing resistance, he advocate for safety and urged NASA to delay the launch. His actions highlighted the importance of honest engineering assessments and questioning assumptions to prevent accidents. Boisjoly’s efforts are recognized as a vital reminder of the importance of engineering integrity and safety in high-stakes technology.