FICTION

1. THE DEFECTOR, by Daniel Silva. (Putnam, $26.95.) When a Russian defector who once saved his life disappears, Gabriel Allon, an art restorer and occasional spy for the Israeli secret service, attempts to rescue him.

2. BEST FRIENDS FOREVER, by Jennifer Weiner. (Atria, $26.99.) Childhood friends, estranged in high school, reunite years later when the popular one needs the mousy one's help.

3. SWIMSUIT, by James Patterson and Maxine Paetro. (Little, Brown, $27.99.) A former cop, now a newspaper reporter, investigates the disappearance of a supermodel.

4 (x). TWENTIES GIRL, by Sophie Kinsella. (Dial, $26.) A young woman is haunted by the spirit of her great-aunt, who wants her to find a missing necklace.

5. THE HELP, by Kathryn Stockett. (Amy Einhorn/Putnam, $24.95.) A young white woman and two black maids in 1960s Mississippi.

6. BLACK HILLS, by Nora Roberts. (Putnam, $26.95.) A South Dakota wildlife biologist and an ex-cop, childhood sweethearts, reunite to pursue a serial killer.

7. FINGER LICKIN' FIFTEEN, by Janet Evanovich. (St. Martin's, $27.95.) Bounty hunter Stephanie Plum tracks a celebrity chef's killer.

8. FIRE AND ICE, by J.A. Jance. (Morrow/HarperCollins, $25.99.) Seattle investigator J.P. Beaumont finds that his pursuit of a murderer leads him into the territory of Joanna Brady, an Arizona sheriff.

9. THE DEVIL'S PUNCHBOWL, by Greg Iles. (Scribner, $26.99.) The mayor of Natchez, Miss., pursues a killer who opposes his attempt to clean up riverboat gambling.

10. RAIN GODS, by James Lee Burke. (Simon & Schuster, $25.99.) A Texas sheriff investigates a mass murder of illegal aliens and tries to find the young Iraq war veteran who may have been involved before the FBI can.

NONFICTION

1. OUTLIERS, by Malcolm Gladwell. (Little, Brown, $27.99.) Why some people succeed. It has to do with luck and opportunity as well as talent.

2. LIBERTY AND TYRANNY, by Mark Levin. (Threshold Editions, $25.) A conservative manifesto from a talk-show host and president of Landmark Legal Foundation.

3. UNMASKED, by Ian Halperin. (Simon Spotlight Entertainment, $25.) Michael Jackson's final years.

4. CATASTROPHE, by Dick Morris and Eileen McGann. (Harper/HarperCollins, $26.99.) Stopping President Obama before he transforms America into a socialist state and destroys the health care system. (b)

5. BOBBY AND JACKIE, by C. David Heymann. (Atria, $26.) The connection between Bobby and Jackie Kennedy.

6. THE ACCIDENTAL BILLIONAIRES, by Ben Mezrich. (Doubleday, $25.) How two Harvard undergraduates created Facebook.

7. A COLOSSAL FAILURE OF COMMON SENSE, by Lawrence G. McDonald and Patrick Robinson. (Crown Business, $27.)

The inside story of the collapse of Lehman Brothers, from a former vice president of the firm.

8. THE EVOLUTION OF GOD, by Robert Wright. (Little, Brown, $25.99.) How Western religions have become more tolerant over time, creating a worldview that has room for both science and the divine.

9. MAGNIFICENT DESOLATION, by Buzz Aldrin with Ken Abraham. (Harmony, $27.) A first-person account of the first lunar landing and a description of personal challenges back on Earth, by the former astronaut.

10. MOMMYWOOD, by Tori Spelling with Hilary Liftin. (Simon Spotlight Entertainment, $25.) Humorous stories about Hollywood motherhood.

11 (x). HORSE SOLDIERS, by Doug Stanton. (Scribner, $28.) A small group of Special Forces soldiers fought the Taliban on horseback shortly after 9/11.

ADVICE, HOW-TO AND MISCELLANEOUS

1. ACT LIKE A LADY, THINK LIKE A MAN, by Steve Harvey with Denene Millner. (Amistad/HarperCollins, $23.99.) Relationship tips from the comedian.

2. MASTER YOUR METABOLISM, by Jillian Michaels with Mariska van Aalst. (Crown, $26.) A plan for removing toxins and rebalancing hormones to lose weight, by a trainer and coach from NBC's "The Biggest Loser."

3. THE LAST LECTURE, by Randy Pausch with Jeffrey Zaslow. (Hyperion, $21.95.) Thoughts on "seizing every moment" from Pausch, a Carnegie-Mellon professor who died of pancreatic cancer at age 47.

4. THE SECRET, by Rhonda Byrne. (Atria/Beyond Words, $23.95.) The law of attraction as a key to getting what you want.

5. GOT FIGHT? by Forrest Griffin with Erich Krauss. (Morrow/HarperCollins, $23.99.) Advice and lore from Griffin, the mixed martial arts expert.

An (x) indicates that a book's sales are barely distinguishable from those of the book above. A (b) indicates that some bookstores report receiving bulk orders. Rankings reflect sales for the week ending July 25 at many thousands of venues.