This episode features a discussion about blockchain technology. Blockchain is the technology behind bitcoin, the virtual currency that’s making big waves in the financial world, and some people say blockchain could cause revolutionary changes in our entire economy. The guest is Kartik Gada. executive director at Woodside Capital Partners, a Silicon Valley investment banking firm. He’s an authority on financial technology, also known as “fintech,” of which blockchain is becoming an increasingly important part. He’s also the author of “The ATOM,” an online book that describes how people can benefit from disruptive technological changes. Martin Wasserman hosts.