Coffee is a nonnegotiable in many people's lives. Some would call it a necessity, and doctors might even call it an addiction. Nonetheless, millions of Americans consume coffee at least once a day, whether to wake up in the morning or for an afternoon pick-me-up.

As the coffee giant brings the personal touch back to its stores, Chief Technology Officer Deb Hall Lefevre's role is more important than ever.

The new dress code is one of several changes Starbucks is implementing this year in an effort to get back to its “community coffeeshop roots.” In January, the coffee chain announced a number of new policies, including a new code of conduct.

The FARM Rio + Starbucks collection celebrates Starbucks' rich coffee culture while incorporating FARM Rio's artistic style