Rich Harrison quickly made a name for himself in the urban music industry, scoring a number fresh-sounding, sample-driven dance-pop hits for the likes of Beyoncé, Jennifer Lopez, and Amerie right off the bat. Well, maybe not right off the bat. Harrison began his big-name production work in 1999, the year he contributed to Mary J. Blige's Mary. It was a nice résumé-builder, and it helped to set up his eventual big break. That day came in 2003 when the lead single to Beyoncé's much-touted debut album, Dangerously in Love, happened to be one of his productions. The song was calle...