Barack Obama veterans view his 2012 reelection campaign as a master class in political organizing, one that offers key lessons for 2024. And some believe it’s been dangerously ignored by a Joe Biden team that prides itself on its own victory over Donald Trump four years ago.

It’s an extended Democratic family friction borne of convictions and pride, but also real strategic differences over how to run a presidential campaign. The debate has been playing out in urgent private conversations and occasionally public broadsides as a looming general election re-match between Trump and Biden has Democrats on edge.