Today’s guest blogger is Linda Goldstein, a partner at Manatt, Phelps & Phillips. She is the chair of the firm’s advertising, marketing and media practice.

In the first season of AMC’s “Mad Men,” a timid Peggy Olson says with a plaintive, almost innocent wisdom, “I don’t think anyone wants to be one of a hundred colors in a box.” It’s the first glimpse that she, then merely a secretary, has the potential and drive for something more—a woman who wants to carve out a special place for herself in a man’s world.