You can do everything right on paper — save diligently, spend reasonably, stay invested for the long haul — and still land in a very different retirement than someone who did the same things. The difference often comes down to a factor many retirement checklists leave out entirely: timing. A lot of advice fixates on a single number: the balance. Have I saved enough? It's an important question. But it assumes that two people who...

What do you do when you earn well and have generally dialed in the fundamentals: save, invest, reduce debt, stay protected? The challenge was never knowing what to do. It's knowing what to do first, and in what order. That's a harder question than it looks. Each of these priorities is sound on its own. Max out the retirement contributions. Pay down the balances. Build the cushion. Put money to work in the market. But...

Retirement used to mean a short, quiet final chapter. For many people today, it's something else entirely. For much of the last century, retirement followed a fairly predictable pattern: work for decades, retire around age 65, and slow down. Today, that picture looks very different. Retirement has evolved from a brief final chapter into something much larger—a stage of life that may span decades and offer more choices than ever before. When Retirement Was Shorter...