Facebook's video products haven't caught on with users. Here's how its product-testing approach has hindered its video ambitions.

Amazon's advertising business continues to grow, with recent developments including attribution tests to measure how it compares to the duopoly and an application programming interface for Amazon Advertising Platform that would let marketers manage more of their programmatic campaigns on their own.

The Rundown: Blockchain is the latest shiny new tool in media and marketing. Subscribe to Digiday+ to learn how tech vendors are pivoting to blockchain.

As more publishers venture into consumer revenue, the number of vendors pitching their ability to help them capture it has grown.

"Half of all success is serendipity." Michael Lebovitz, founder and CEO of creative agency Big Spaceship, discusses his path to starting his own company, the importance of establishing a framework for creativity and more in the latest episode of Starting Out.

2017 was a banner year when it came to figuring out brand safety. But each brand profile is unique, and what works for one brand won't work for another. At the Digiday Programmatic Marketing Summit in New Orleans this May, hear how top brand marketers are tackling this challenge and much more. Reserve your spot today.