What brands were excited about at Advertising Week

As Advertising Week recedes into the rearview, we take a look back at how three different companies shaped their messaging for the four-day event. We checked in on Mastercard, agency holding company MDC Partners and Reddit, the internet's front page, to discuss what's top of mind with each as they think about marketing today. Watch the video above for more, or read on to get a deeper dive into each. Mastercard's advice to marketers: Figure out what your brand sounds like