What are your classroom lectures about?

Question: What are your classroom lectures about?
- Keywords:
  education,
  science communication,
  work
Asked by cheeseydonkey to Philip on 14 Nov 2014.
- Philip Ratcliffe answered on 14 Nov 2014:
  
  Nuclear and particle physics and quantum theory. My courses are all pretty advanced even for university physics students; the simplest stuff I teach is already for third-year students.

Question: What are your classroom lectures about?