Jane Bond: Decoding Diversification Agent Jane Bond is on the case, discovering how bonds diversify a portfolio. Share | Related Content It Was the Best of Times, It Was the Worst of Times All about how missing the best market days (or the worst!) might affect your portfolio. Rebalancing Your Portfolio Over time, different investments' performances can shift a portfolio’s intent and risk profile. Rebalancing may be critical. Keys to Investing for Retirement There are some key concepts to understand when investing for retirement.