Visit my website homepage, TomShanahan.Report Mack Brown’s return to North Carolina three years ago following 16 at Texas and five as an ESPN analyst was a new world order in college football recruiting. He discovered a paradigm shift from his first Tar Heels head coach stint, from 1988-97. “Recruiting used to be the parents, the high school coach and the young person,” Brown said. “Now, there are a lot of people involved in recruiting. Social media is a…