Burton Malkiel. A Random Walk Down Wall Street: The Time-Tested Strategy for Successful Investing (Eleventh Edition). Norton, 2015. 421p. $20.

Author 
PhD from Princeton, MBA from Harvard, longtime Harvard economics prof.

Benefit
A classic first published in 1973, now in its 12th edition.  Author stands by his original best strategy for personal investment: buying and holding an index fund.