Anderson duality sends a spectrum to a spectrum with the "dual homotopy groups". This is a survey talk about recent computations and applications of Anderson duals.
Links:
[1] https://www.mpim-bonn.mpg.de/de/taxonomy/term/39
[2] https://www.mpim-bonn.mpg.de/de/node/3444
[3] https://www.mpim-bonn.mpg.de/de/node/7958