I was delighted to talk to Kostya Kavutsky about many things performance-related. You can find it on youtube:

Thanks again to Kostya to have me on. The slides can be found on:

https://docs.google.com/presentation/d/1QUOlIsWRDuh7cf5Ar76ysryxX8gDl3klP2cOvvqlqh4/edit?usp=sharing

I would like to say that I state multiple times that the mental fatigue from sports and chess are of similar nature. While the model is my guiding star in terms of explaining players with exercise, It is to be told that they are keys differences between both and that a lot of the research for understanding it all in details is required. Many thanks to Jeroen Van Cutsem for additional clarifications. All mistakes are mine!