The weekend is a great time to catch up on some longer items that we passed up on during the week. Thanks for checking in.

Investing

A Q&A with Wes Gray author of Quantitative Value: A Practitioner’s Guide to Automating Intelligent Investment and Eliminating Behavioral Errors.  (SumZero)

Five ways to be a better investor from Michael Mauboussin author of The Success Equation: Untangling Skill and Luck in Business, Sports and Investing.  (Marketwatch)

Position sizing using the Kelly Growth Criterion.  (Market Folly)

Is broker-dealer leverage the elusive SDF?  (Falkenblog)

Financial planning

Don’t buy into the myths of the personal finance industrial complex.  (Felix Salmon)

What if financial planning were more like the Build-a-Bear experience?  (Nerd’s Eye View)

Behavioral finance

Ten ways to deal with behavioral biases.  (Above the Market)

How to offset the ‘sunk cost fallacy.’  (James Surowiecki)

Finance

The SEC’s pursuit of SAC Capital’s Steve Cohen.  (Businessweek)

Is it time to slow down high-frequency trading?  (Knowledge@Wharton)

A profile of Sweden’s top banker who is trying to keep it robust.  (FT)

Sports

The culture of NFL players argues against a sensible approach to injuries.  (Miami Herald)

Athletes are going for untested stem cell treatments.  (Scientific American)

Training insights from star athletes.  (Well)

Technology

Where did all the late bloomers go?  (Pando Daily)

Larry Page of Google ($GOOG) on “why moon shots matter.”  (Wired)

How innovative ideas spread like the flu.  (Fast Company)

The inside story of Facebook Graph Search.  (Wired)

Companies

How Vegas casinos fight cheating.  (The Verge)

A look inside the third largest private company in America, Mars Incorporated.  (Fortune)

Medicine

Annual checkups are pretty much worthless.  (Wonkblog)

The many ways in which health journalism goes wrong.  (CJR)

Things change: why the coming doctor shortage may not happen.  (Wonkblog)

Why do institutions still allow medical researchers to participate in expert networks?  (Nature)

Society

Why does it seem to take kids longer to grow up these days?  (Scientific American)

Europe’s young adults are staying home with Mom and Dad.  (FT Alphaville)

Divorce, Facebook Style.  (Brian Lund)

Mixed media

Learning the lessons of insurgency.  (WSJ)

Inside the world of deep sea divers.  (NYRB)

Japanese researchers obtain footage of a live giant squid.  (Scientific American)

The 20 most influential beers of all time.  (kottke)

Thanks for checking in with Abnormal Returns. You can follow us on StockTwits and Twitter.