Shingo Principles Podcast

Episode 47: Psychological Safety as the Foundation of Continuous Improvement

Apr 25, 2025
Mark Graban, author of 'The Mistakes That Make Us' and recipient of the Shingo Publication Award, discusses the crucial role of psychological safety in organizations. He emphasizes that team members must feel free to voice concerns without fear, transforming mistakes into learning moments. Highlighting Toyota's approach, Graban shares insights on how leaders can cultivate an open environment. He also explores the importance of humility in leadership and how fostering this culture can significantly enhance problem-solving and organizational performance.
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INSIGHT

Defining Psychological Safety

  • Psychological safety means believing you won't be punished or humiliated for speaking up about problems or mistakes.
  • It is an individual perception shaped by workplace interactions, not just a nice-to-have concept.
ANECDOTE

GM vs Toyota Safety Culture

  • Mark Graven shared his early career experience at General Motors with low psychological safety where problems were hidden.
  • This contrasts with Toyota's model where incident reporting and speaking up are encouraged for improvement.
INSIGHT

Andon Cord and Safety Culture

  • Toyota’s Andon cord symbolizes psychological safety by allowing anyone to stop production to highlight problems.
  • But copying the hardware alone doesn’t replicate the supportive culture behind its success.
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