PlayOn! Sports promoted Christopher Young to senior vice president of sales and Owen Shull to senior vice president & general manager.

Cars.com tapped Colette LaForce as chief marketing officer.

PRETTYBIRD signed filmmaker Jason Zada to its roster.

People Pattern tapped Doug Wolfe as chief operating officer.

Crown Media Family Networks tapped Jill Underhill as senior vice president of on-air promotions.

Stinkdigital New York hired Will Adams as creative director.

The Nerdery promoted Fred Beecher to director of user experience design.

The New Republic added Corby Kummer as a contributing editor.

Brian Irving joined Airbnb as global marketing director.

Smartypants Pictures added three directors to its roster: David Metzler, Anna Martemucci and Justin Lerner.