Lester Joseph Gillis also known as Baby Face Nelson was a notorious bank robber and murderer. Nelson was born December 6, 1908 in Chicago. His parents emigrated from Belgium, while his father worked in the stockyard and his mother tutored schoolchildren in French. As Nelson's parents were always busy with their jobs, they often left their children unsupervised, leaving Nelson and his brother to wander the Westside of Chicago alone without their parents watching them. Nelson's criminal life dates back to his early teens. By age 13, he was stealing car tires, shooting stills, smuggling, and armed robbery (Federal Bureau Of Investigation). Some of the major theories that can prove the reason why baby entered the life of crime can be related to social structure theory, ecological theory, rational choice theory and learning theory social. Nelson's parents were like any other parents, but the fact that they were both busy working to survive allowed their sons to be easily exposed to crime in Chicago. At the same time, the city of Chicago is responsible for not providing individuals with a safe place to grow up and not be exposed to a life of crime. At the same time, Nelson did not have the opportunity to learn the values ​​of life since his parents were not around often and when he was sent to a boys' home at the age of thirteen, this didn't help him learn what's right. and false. During Baby Face Nelson's life, he committed over four bank robberies and although there is no clear number on how many people Baby Face Nelson killed, he killed 5 FBI agents during his criminal life. Nelson was sent to a boys' home at the age of thirteen for stealing and was released two years later, but sent to prison during the process. Nelson was shot seventeen times. During the exchange of fire, Nelson was able to escape but died a day later from his injuries. Baby Face Nelson's past determined what he would do with the rest of his life, he chose to enter the life of crime, society did not stop him from continuing life, his neighborhood was full or the crime caused Nelson to make bad choices. on how to live your life.Works CitedBiography.com. Baby face Nelson. 2013. 11 12 2013. Brooks, Marlin. Baby face Nelson. October 29, 2002. December 11, 2013. Federal Bureau of Investigation. “Baby Face” Nelson. 11 12 2013. Outlaw newspapers. Baby Nelson's Face. 11 12 2013 .