Baby boomers are fast approaching the official retirement age, with the first of them turning 60 last year-President Bush and Bill Clinton being the most prominent among them. And as the boomers turn gray, a new generation has begun to make its presence known in the corporate world. In the 1990s, it was Generation X. Today, it is the so-called Millennial Generation-people born between 1977 and 1995. Tech-savvy, happy and creative, Millennials are nearly 80 million strong, by some estimates….