The teachers are unlikely to understand statistics.
To be fair, there's things like
https://en.wikipedia.org/wiki/James%E2%80%93Stein_estimatorthat I also have a hard time grokking fully or keep in mind.
Also - unpopular opinions time - I'm not sure if decision theory is mathematics in the same way other fields are. Using Bayes rule for scenarios for which (the existence of) join probabilities aren't known and then bouncing off your experiences of natural world data is very different kind of working experience than other subjects people write papers about. To be clear, at the same time you got a lot of formal analysis and theoretical insights in the field of course, just like in any.
For some fun popular examples people dabbling into the field,
https://en.wikipedia.org/wiki/German_tank_problemhttps://en.wikipedia.org/wiki/Secretary_problem 
