Don’t Call Him Mom, or an Imbecile

By HANNAH SELIGSON

Michael Stravato for The New York Times

At the Dad 2.0 Summit in Houston, brands like Dove, which served whiskey samples, sought ways to gain the fathers’ business.

The hapless, bumbling father is a stock character in product marketing. The so-called daddy bloggers who attended the recent Dad 2.0 Summit are pushing to change that.

Major Banks Aid in Payday Loans Banned by States

By JESSICA SILVER-GREENBERG

Major banks have become behind-the-scenes allies of Internet-based payday lenders that offer loans with interest rates that can exceed 500 percent.

Digital Domain

A screen shot from True&Co’s bra-fitting quiz. A customer starts by entering the size and manufacturer of her current favorite bra. The company then uses an algorithm to try to find a better fit.

There Is an Algorithm for Everything, Even Bras

By RANDALL STROSS

After spending two and a half hours in a fitting room to find one bra that fit acceptably, Michelle Lam co-founded a company that aims to match women to bras online.

The Boss

Stephen Kaufer is the president and C.E.O. of TripAdvisor in Needham, Mass.

An Average Traveler

By STEPHEN KAUFER

Stephen Kaufer, the chief executive of TripAdvisor, developed his company after a frustrating search for hotel advice online.

Unboxed

SimCity, for Real: Measuring an Untidy Metropolis

By STEVE LOHR

An initiative at New York University is joining a global drive to apply modern sensor, computing and data-sifting technologies to urban environments.

The flaws affected HTC’s Windows-based phones.

HTC Settles Privacy Case Over Flaws in Phones

By EDWARD WYATT

The Federal Trade Commission charged HTC with customizing software on its phones in ways that could steal personal information and surreptitiously send text messages.

DealBook

David Einhorn of Greenlight Capital argues that Apple violated securities regulations by bundling shareholder proposals.

Judge Sides With Einhorn and Halts an Apple Shareholder Vote

By MICHAEL J. DE LA MERCED

A federal judge ordered Apple to halt collecting shareholder votes on a proposal to change some of its corporate charter, handing a victory to the hedge fund manager David Einhorn.

Bits

Gov. Brian Sandoval of Nevada signed an online gaming bill Thursday.

Online Gambling Heats Up

By DAVID STREITFELD

Nevada and New Jersey are rushing ahead with online gambling, but the national landscape will not change until the bigger states get involved.

Alan F. Westin, Who Transformed Privacy Debate Before the Web Era, Dies at 83

By MARGALIT FOX

Mr. Westin was considered to have created, almost single-handedly, the modern field of privacy law.

In a Slight Shift, North Korea Widens Internet Access, but Just for Visitors

By GERRY MULLANY

The government will allow a company called Koryolink to give foreigners access to 3G mobile Internet service by next Friday.

Sheryl Sandberg wants her book to spur a women’s movement.

A Titan’s How-To on Breaking the Glass Ceiling

By JODI KANTOR

Sheryl Sandberg, Facebook’s chief operating officer, is attempting to start a national discussion for women in the workplace with her new book, and a social movement.

Fair Game

Dell’s Intentions Get a Hard Look

By GRETCHEN MORGENSON

Outside shareholders who support an independent analysis of the company’s value are wary of dealings by Michael Dell that may take the business private.