How Jill Biden Concealed the President’s Rapid Deterioration

Jill Biden assumed the role of First Lady with the benefit of decades of political experience, as a Senate wife and second lady. She had a front row seat to Michelle Obama’s masterful East Wing, and had co-led a major First Lady project, Joining Forces. Everything was primed for her to lead a substantive, memorable East Wing that left its own distinct impression on Americans.

But America in 2020 was in a darker, more polarized place than during the Obama years. Biden inherited an…