System Thinking Applied to Near-Miss Incidents would be a good subject for your thesis

I led a factory safety team that tried to prevent workplace recordable accidents thru behavior observation. Suggest you study worker behavior and how to reduce near misses. Here's a link to help guide you.

http://pnsas.org/Portals/1/Uploaded%20Files/studentinformationforms.pdf

Already have my friend, I'm talking about using safety strategy. The Near Miss is a golden opportunity for an organization to learn from pass mistakes. Reflective observation is a powerful and effective proactive tool in the hands of a safety practitioner. 😉