In this video Dr. Pamela Tume describes key elements for nuclear service suppliers to explore when carrying out safety culture assessments. Included are areas that can be assessed; the types of errors, events, and threats that assessments should be designed to explore; the language of safety culture; work as imagined vs work as done; the concept of continual adaptation; the iceberg model of safety culture and how safety culture assessments can assist organizations on their journey towards continual improvement.