You've heard it countless times – don't put all your eggs in one basket. Diversification is a cornerstone of risk management, but most efforts leave room for improvement.

Beating the S&P 500 is considered by many to be unattainable. Yet some investors beat the S&P 500 consistently. It isn't easy.

Investing is the act of setting aside our hard-earned cash with the expectation of earning a return over the long-term. All investments...