This week's picks for the best in personal finance from around the web.

10 things retirees won't tell you (MarketWatch). One of the best ways to prepare for retirement is to learn from those who are already there.

After 30,000 posts, Big Picture blogger has figured a few things out (Washington Post). One of today's best investment writers on cognitive dissonance and why he blogs.

Big retirement fear: outliving your savings (USA TODAY). We wrote about one solution to outliving your savings in the October issue of the Sound Mind Investing newsletter.

A common, costly slip: out-of-date beneficiary designations (CNBC). A potentially huge mistake with a relatively simple solution.

Working for justice will make you uncomfortable (Christianity Today). Faith may drive a desire for social change, but will it drive us to act?

And from the blogosphere...

Would a repeat of the 1987 crash really be that bad? (A Wealth of Common Sense). Reasons not to dread a downturn.

Biggest losses start with brilliance (Bloomberg View). Successful investing is about so much more than math.

Risk and the life cycle (The Retirement Café). The importance of building a retirement "human capital" account (the potential to work for pay).

Decaying beliefs (The Research Puzzle). Why it's so important to have an investment philosophy that's grounded in unchangeable truths.

How to pick the right Medicare drug plan (Encore - a MarketWatch blog). Good ideas to prep for the upcoming open enrollment season. (For more on this topic, read Medicare Users: It's Time for Your Annual Coverage Check-Up)

We'd love to hear your responses to any of the above. To weigh in, just meet us in the comments section.