What new thing did you come up with to get your PhD?

Question: What new thing did you come up with to get your PhD?
- Keywords:
  PhD,
  research
Asked by Emilie J-A to Duane on 11 Nov 2014.
- Duane Mellor answered on 11 Nov 2014:
  
  That chocolate may have benefits for people with type 2 diabetes. My studies were the first ones in the world to show these effects. Also I designed an experiment which might be useful for testing health effects of other foods.

Question: What new thing did you come up with to get your PhD?