Eric Siu is the founder of digital marketing agency Single Grain. He is also the author of 'Leveling Up: How to Master the Game of Life' and the creator of ‘Leveling Up Heroes’, a personal growth membership NFT. He also hosts two podcasts: Marketing School & Leveling Up, which get over 2.1M monthly downloads combined. Over the years, Eric has helped companies such as Amazon, Uber, Airbnb, and Salesforce acquire more customers.

He also speaks around the world on marketing, SaaS, and NFTs. Eric is also an investor in companies such as Eight Sleep, Levels, Lime, Toucan, and more. Finally, Eric is a member of communities such as YPO and TED.