The Nielsen Company hired Ari Paparo and Amit Seth as executive vice presidents in its Global Media Products organization. Paparo will focus on advertiser solutions, cross-platform advertising effectiveness and online measurement products, while Seth will focus on developing products that maximize Nielsen's data.

Pernilla Ammann, chief operating officer; Michael Ian Kaye, creative director of Mother Design; and Tom Webster, creative director of Mother Experience have been named partners in the New York office.

Nurun elevated Jim Yang to chief strategy officer.

Carat named Sankar Patel as digital media director for its San Francisco office. Previously, Patel created and managed communications plans for brands including MINI USA, YouTube, Priceline.com and Columbia Sportswear Corporation.

Wiredrive hired Farah Fima as an account manager in its West coast office and Abby Morgan as a sales representative to work out of the recently launched New York office.

James Gross was named regional sales manager of SB Nation, a sports platform for content across all teams and sports, delivered for and by the fans.

Crowd Science named Corey J. Leibow president and chief executive officer. Most recently, he was executive in residence at Plug and Play Tech Center.

FunnyorDie hired Rick Mulready as an account executive in the Los Angeles office. In addition, Ed Wise was promoted to vice president of sales; Nick Ruma to director of ad operations and account management; Jessica Parola to senior sales planner; and Carrie Kelly to senior vice president of ad sales and operations.

Liz Herbert and Mike Suozzi joined TidalTV as senior account executives.

Publicis Dallas promoted Stephanie Ouyoumjian and Rick Rogers to executive vice presidents.