This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

Energy sector expert Elliott Gue turns to Weatherford International (WFT) as his top pick for the coming year.

In his The Energy Strategist, he explains, "As with most oil services firms, Weatherford's North American business has been hit hard and the stock now trades at a deeply discounted valuation."

This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

"Even in these difficult economic times, people are upgrading their cell phones," says Amy Calistri, who selects Vodafone (VOD) as her top pick for 2010.

The editor of Stock of the Month, adds, "Smartphone sales have been robust throughout the recession, as people want to access the latest technologies and features."

This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

"Our top pick for 2010 is engineering and construction (E&C) firm AECOM Technology (ACM)," says Geoffrey Seiler.

In his BullMarket.com the advisor explains, "AECOM, unlike some better-known E&C names, offers a relatively low-risk business model. It performs no construction work at all and thus has none of the lump-sum, fixed-rate contracts that other companies might sign."

This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

Mark Leibovit uses a proprietary technical trading system known as volume reversal analyst; over time his buy and sell signals for the market have led to one of the top rankings among market timers -- including being ranked timer of the year in 2006 by Timer Digest.

He also uses this system to highlight trades among individual stocks -- such as his top pick for 2010: Legend International Holdings (LGDI). Here's the latest from his VRTrader.

This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

"While my primary focus is on the international financial markets, it's the glint of gold that has caught my eye for 2010," says Martin Hutchison.

The contributing editor to both Money Map Report and Money Morning, explains, "Gold -- or mining companies like Eldorado Gold (EGO) -- an especially compelling investment for 2010."

This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

"Why try to guess what the S&P, gold, the dollar or anything else might do in 2010 when you can invest sure and simple in a proven utility company that pays you to own it?" asks Neil George.

In his Stocks That Pay You, he looks to Otelco (OTT), an Alabama-based phone company, as his top investment idea for 2010.

This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

J. Royden Ward is the editor of The Cabot Benjamin Graham Value Letter, a newsletter that -- as its name suggests -- focuses on stocks that meet the criteria of legendary value investor Ben Graham.

For his top pick for 2010, he the advisor looks to Amedisys (AMED), a provider of home health care and hospice services.

This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

Technology expert Gregg Early looks to AeroVironment (AVAV) as his top pick for the coming year.

The editor of The New Tech Investor -- and the soon-to-be-launched Portfolio 2020 -- he explains, "Although the firm's military aerospace business should be strong, it is the firm's new 'clean technology' and energy efficiency projects that should be the real growth kicker."

This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

"Whenever inflation heats up, there's no better place to park your cash than in tangible commodities," says Nathan Slaughter.

In his The ETF Authority, he noes "Our favorite play on this sector is Market Vectors Hard Asset Producers (HAP), an ETF whose 300-stock portfolio provides one-stop shopping for six distinct commodity sub-sectors."

This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

"The 2010 global recovery brings opportunity in agriculture commodities," says fund expert Doug Fabian, who turns to the "soft ag" sector for his top investment idea for the coming year.

In his The ETF Trader, the advisor looks to a leveraged exchange-traded note -- the DB Agriculture Double Long ETN (DAG). Here's his review.

This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

"AOL (AOL), formerly America Online, is one of the most storied -- and bloodied -- names in the Internet sector," says Bernie Schaeffer.

Referring to skepticism surrounding its early December spin-off from Time Warner, the editor of Schaeffer's Investment Research chooses AOL as his top pick for 2010, noting, "From a contrarian perspective, the current pessimism could have positive implications."

This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

Vita Nelson is well-known as a leading expert on dividend reinvestment plans. With the caveat that she always recommends portfolio diversification, the editor of The MoneyPaper looks to utility stock FPL (FPL) as a top selection for 2010.

Nelson explains, "We make a point of recommending that people don't pin their hopes on just one stock (which might underachieve in the short run).

This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

"My top stock pick for 2010 is MannKind Corp. (MNKD), which is developing a a novel formulation of inhalable insulin called Afresa," notes Nate Pile.

In his Nate's Notes newsletter, he explains, "I would emphasize that while the stock must be considered speculative until the FDA delivers a ruling in mid-January of next year, I believe the clinical data that has been submitted by the company is likely to warrant approval."

This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

"2010 will be the year that silver shines," says metals and mining specialist Gene Arensberg.

In his Got Gold Report, a specialty service from The Gold Newsletter, he says, "We believe that the metal-backed exchange traded fund iShares Silver Trust (SLV) is a safe and convenient way for most investors to gain exposure to the small, but growing-in-popularity silver market."

This post is part of a special report, Top Picks for 2010, the 27th annual survey in which TheStockAdvisors.com asks the nation's leading advisors for their single favorite stock for the new year. See all 80 stocks listed here.

"Nabi Biopharmaceuticals (NABI) is a small $250 million market cap company has a unique product with obvious benefits for a giant market," says small-cap growth stock specialist Dave Dyer.

In his Dave Dyer's Newsletter, he explains "The company has developed a vaccine against nicotine." He continues, "Smoking is the world's largest preventable cause of death, but current treatments are ineffective because it is so easy to relapse.