The concept of grand strategy is central to the discussions in the provided podcast episodes, as the guests analyze the strategic calculus and motivations behind the actions of major powers like China and Russia.

For instance, in the first episode, Munk Dialogue with Sarah Paine: the rise of the Russia-China axis, the expert Sarah Paine applies strategic concepts to understand how the 'Russia-China axis' is challenging the international rules-based order, and how Western powers should respond.

Similarly, in the second episode, Sarah C. M. Paine - WW2, Taiwan, Ukraine, & Maritime vs Continental Powers, Paine delves deeper into the dynamics of grand strategy, exploring how the differences between continental and maritime powers shape the decision-making and actions of leaders like Xi Jinping and Vladimir Putin.