Francesca Baldi, 32, takes care of a seven-month-old baby in a private household in Rome on May 11. Baldi studied for five years at university in Pisa where she received a degree and a doctorate in literature and philosophy. She hoped to find a job as a teacher but has been working as a childminder for five months.

Jessica Mazza, a 28 year-old waitress, serves a customer at Novel cafe in Santa Monica, Calif. Mazza studied for five years at Ball State University where she received a degree in painting and business management. She hoped to find a job as an artist but has been working in the cafe for just under a year. Picture taken, April 24.

Denis Onyango Olang (right), a 26 year-old assistant cook, prepares food in a dimly lit kitchen at a hotel in Nairobi's Kibera slum in the Kenyan capital. Onyango Olang studied statistics and chemistry at Jomo Kenyatta University of Agriculture and Technology where he received a degree in science. He has been searching for permanent employment for two years but has decided to make a living working in the slums for the last eight months.

Tania Leon, a 29 year-old stewardess, poses for a picture inside a bus in Santiago de Compostela, Spain. Leon studied psychology at the University of Santiago de Compostela and received a degree in 2006. She was hoping to find a job as a psychologist but has been working as a stewardess for the last two years.

Almin Dzafic, a 30 year-old waiter, serves customers in the Galerija Boris Smoje cafe in Sarajevo. Dzafic studied for four years at Sarajevo University where he received a degree in civil engineering. For the last four years he has tried to find a job in art restoration but has been working as a waiter for two years. He sees his future outside of Bosnia and Herzegovina because he can not find a job.

Wael Abo El Saoud, a 25 year-old farmer, harvests wheat on Miet Radie farm about 37 miles northeast of Cairo. Wael studied for four years at Benha University where he received a degree in commerce. He hoped to find a job as a bank accountant but has been working as a farmer for the last five years. He earns between 30 to 60 Egypt pounds a day but does not work all year round.

Francesco Foglia, 37, poses for a picture as he works as a street sweeper in downtown Rome. Foggia studied for six years at university in Rome where he received a degree and a doctorate in industrial chemistry. He hoped to find a job as a researcher but has been working as a street sweeper for Rome's municipality for two years. Picture taken on April 29.

Marcin Lubowicki, a 28 year-old deputy manager of a McDonald's restaurant, shows his university diploma in front of the fast food chain in the Arkadia shopping mall, in Warsaw. Lubowicki, who has degree in Russian language from Warsaw University, has been working for McDonald's since 2007. He is planning to stay in his job.

A miner stands in front of burning barricades on the A-66 motorway, on the first day of a strikes to protest against the government's spending cuts in the mining sector, in Pola de Lena, near Oviedo, northern Spain, on May 23.

Miners on strike move to set up a barricade on the A-66 motorway, on the first day of a strike to protest the government's spending cuts in the mining sector, in Pola de Lena, near Oviedo, northern Spain, May 23. Spain's economy is contracting for the second time since late 2009 and four years of stagnation and recession have pushed unemployment above 24 percent, the highest rate in the European Union.

Michael Johnson looks for warehouse work online at the Employment Development Department of California service office in San Francisco January 6, 2012. U.S. employment growth accelerated last month and the jobless rate dropped to a near three-year low of 8.5 percent, the strongest evidence yet the economic recovery is gaining steam.

Ben Shaw hangs from an oil derrick outside of Williston, N.D. With what many are calling the largest oil boom in recent North American history, temporary housing for the huge influx of workers, known as "man camps," now dot the sparse North Dakota landscape.

A man walks back to his temporary housing unit outside of Williston, N.D.

Jacob Austin plays his guitar in a field next to a temporary housing unit outside of Williston, N.D. on July 25, 2011.

In this photo taken on May 14, 2010, an unidentified rat catcher tosses a rat that he killed in the outskirts of Mumbai, India. The competition for rat catcher jobs in Mumbai is stiff. They must be able to lift a 110 pound sack and run a few miles. They must demonstrate their ability to catch and kill a rat in the dark within ten minutes. Each rat catcher must kill 30 rats a night, six nights a week. If he doesn't make the quota, he doesn't get paid.

In this photo taken on May 28, 2010, Sabid Ali Sheikh, a rat catcher searches for rats in Mumbai, India.

In this photo taken May 14, 2010, Sabid Ali Sheikh, a rat catcher, tries to kill a rat in the outskirts of Mumbai, India.

In this photo taken on Nov. 2, 2010, Wasim Sheikh, Sabid Ali Sheikh's son, holds rats he killed along with his father, a rat catcher in Mumbai, India. All around him, as India's richest city quickly gets richer, Sabid Ali Sheikh and his sons remain trapped in a painfully slow cycle of aspiration. He hopes merely that his children get as lucky a break as he did. "I'm happy with what I have. I came to Bombay. I had nothing. I got this job," he said. "Now I pray to God that all my sons get employed."