Emin Gün Sirer, is Co-founder and CEO at Ava Labs. Previously, he was a Professor of Computer Science at Cornell University, where his research focused on operating systems, networking, and distributed systems. He is well-known for having implemented the first currency that used Proof-of-Work (PoW) to mint coins, as well as his research on selfish mining, characterizing the scale and centralization of existing cryptocurrencies, and having proposed the leading protocols for on-chain and off-chain scaling.