The brutal bear market that started in early 2008 has claimed many lives along the way. The S&P 500 dipped to its lowest levels since 1996 last week, proving once and for all that buy and hold is indeed a dead investment strategy.While I am not advocating that retirees day-trade their 401(K)s, active portfolio management is an important tool during a bear market. With this in mind, each week at Stockpickr, we compile the Rocket Stocks portfolio of stocks that could snap back in the coming days. To read more, visit Stockpickr.com. Who's on Stockpickr Answers? David MacDougall will be on Stockpickr Answers on March 9 to respond to investing and trading questions posed by members of the Stockpickr community. Not a member? Join the Stockpickr community today -- free.