Editor's note: Richard Branson is the founder of Virgin Group, with global branded revenues of $21 billion, and a member of the Global Drug Commission. Sir Richard was knighted in 1999 for his services to entrepreneurship. Watch today for Branson's interview with CNN/US' Erin Burnett Out Front at 7pm ET and tomorrow (12/7) with CNN International's Connect the World program at 4pm ET (CNN) -- In 1925, H. L. Mencken wrote an impassioned plea: "Prohibition has not only failed in its promises but actually created additional serious and disturbing social problems throughout society. There is not less drunkenness in the...