Stein (initially Einstein) is the performing moniker of Jamaican dancehall vocalist and songwriter Jermaine Shaw. His music is primarily geared toward partying, with slick, bubbly production and lyrics focusing on sex and dancing, but he also has grittier material, heavy with gun talk. Shaw began performing at an early age, and was nicknamed Einstein by his cousin. He began releasing singles during the mid-2000s and worked with producers such as Stephen McGregor, Jordan McClure, and David Hayle. After breaking out with 2007's "Calibre," he toured Europe for the first time in 2...