Updated from 7:03 a.m. EDTBy Stockpickr Guest Columnist Fred Fuld of Stockerblog.com Recently, I had the pleasure of interviewing Ken Fisher, head of the $45 billion Fisher Asset Management, a very longtime Forbes columnist and author of the books Super Stocks , The Wall Street Waltz , 100 Minds That Made the Market and The Only Three Questions That Count: Investing by Knowing What Others Don't . He is also coming out with a new book in the fall, The Ten Roads to Riches: The Way the Wealthy Got There (And How You Can Too!), published by Wiley. Here is the fifth installment of my interview with Fisher. If you've missed any of the first four installments, you can find them here: part 1, part 2, part 3 and part 4. In part 5, Fisher offers his advice to the average investor regarding whether it's better to do one's own homework or to relly on the opinions of market commentators and analysts. To read more, please click here.