 He is also the oldest organized crime figure to serve a federal prison sentence at the age of 91.Growing up in Boston, Massachusetts, to first generation Jewish-American immigrants from Lithuania, Sagansky sold newspapers while working his way through school and eventually graduating in dentistry from Tufts University in 1918.Opening a practice at a pharmacy which doubled as a covert liquor store at Scollay Square, he would become involved in illegal gambling during Prohibition.