All Things Considered for May 18, 2015 Hear the All Things Considered program for May 18, 2015

All Things Considered

After 42 years, cellist Joel Krosnick (foreground, left) is bidding farewell to the Juilliard String Quartet. Sony Classical/Simon Powis hide caption

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Sony Classical/Simon Powis

Deceptive Cadence

After 42 Years, Juilliard String Quartet Cellist To Step Down

Joel Krosnick, who has been a member of the quartet since 1974, has decided to retire in 2016 and focus on his teaching at the Juilliard School. He says he "will miss every single note."

As varied as the options are for apps that are available to help you navigate your daily commute, the future of GPS may be more accurate. Lizzie Roberts/Ikon Images/Corbis hide caption

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Lizzie Roberts/Ikon Images/Corbis

All Tech Considered

The Tech Behind Traffic Apps: How (Well) Do They Work?

7 min

The Tech Behind Traffic Apps: How (Well) Do They Work?

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A plane sprays coca fields in San Miguel, Colombia, in 2006. The Colombian government announced this week that it is phasing out the U.S.-backed aerial coca-eradication program over health concerns. William Fernando Martinez/AP hide caption

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William Fernando Martinez/AP

Colombia Will End Coca Crop-Dusting, Citing Health Concerns

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States with implemented or planned online voter registration. Danny DeBelius hide caption

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Danny DeBelius

It's All Politics

Cheap And Fast, Online Voter Registration Catches On

3 min

Cheap And Fast, Online Voter Registration Catches On

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President Barack Obama might have just gotten his own Twitter account, but he's been tweeting for years, such as during this "Twitter Town Hall" in 2011. Charles Dharapak/AP hide caption

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Charles Dharapak/AP

President Gets His Own Twitter Account: 'It's Barack. Really'

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Shirin Neshat is an Iranian-born visual artist who has made her home country's turbulent history the subject of high art. The Hirshhorn Museum in Washington, D.C., is hosting a retrospective of her work. Above, Neshat's 1999 Rapture Series. Photograph by Larry Barns/Courtesy Gladstone Gallery hide caption

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Photograph by Larry Barns/Courtesy Gladstone Gallery

Artist Shirin Neshat Captures Iran's Sharp Contrasts In Black And White

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After 42 years, cellist Joel Krosnick (foreground, left) is bidding farewell to the Juilliard String Quartet. Sony Classical/Simon Powis hide caption

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Sony Classical/Simon Powis

After 42 Years, Juilliard String Quartet Cellist To Step Down

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All Things Considered