ADVERTISING; People

* Alexander Brody, president and chief executive of the DYR agency, elected to the board of Beatrice Foods, Chicago.

* Eldridge Allston elected senior vice president of Ogilvy & Mather Yellow Pages.

* Valerie Salembier promoted to advertising director of USA Today, the newspaper.

* Carol MacGillvray named president of the Marketing and Design Service of the General Mills Toy Group.