Amanda Cassatt is the founder and CEO of Serotonin. Amanda previously served as Chief Marketing Officer of ConsenSys from 2016 through 2019. Joining one year after the launch of Ethereum, Amanda played a crucial role in defining, creating, and growing the narrative for ConsenSys, Ethereum, and blockchain overall.

Amanda stewarded the ConsenSys brand through its global expansion across enterprises, governments, developers, and consumers. She created and scaled the marketing team to over 50 people, serving both the ConsenSys brand and 50+ portfolio companies such as MetaMask, Infura, Truffle, and Gitcoin; managing teams in product marketing, growth, design, content, community, events, email, analytics and SEO. Amanda’s contributions to some of the most successful product launches, token sales and fundraises landed her on Forbes 30 Under 30 in 2016. Amanda is the author of the world's first web3 marketing book, Web3 Marketing: A Handbook for the Next Internet Revolution.