Ben Fisch is a computer scientist and entrepreneur who co-founded Espresso Systems and serves as its CEO while holding an assistant professor position at Yale University. Ben Fisch's Twitter Score is 156 out of 1000 (an Excellent rating) as of July 2026, ranking #4,092 (top 1%) among 473,418 tracked accounts.
Ben Fisch co-founded Espresso Systems, a blockchain infrastructure project whose mainnet is live with more than 20 million transactions processed, more than $300 million in total value secured, and an average finality time of three seconds. As an assistant professor of computer science at Yale, his research spans cryptography, verifiability, privacy, and decentralized systems. He previously conducted research as a PhD candidate with the Stanford University applied cryptography research group.
Ben Fisch's cryptographic research has had direct influence on several major protocols. His work on Verifiable Delay Functions sparked the formation of the VDF Alliance and is relevant to Ethereum 2.0, Chia, and Filecoin. His research on Proofs of Replication forms the basis of Filecoin's incentive layer and consensus protocol. In 2024, he co-authored the paper "$Proo\varphi$: A ZKP Market Mechanism," which proposes an auction-based market for outsourced zero-knowledge proof generation.
Ben Fisch has 7,848 followers as of July 2026 and has published 1,778 posts. He has been mentioned by 90 accounts a total of 219 times. Ben Fisch's portfolio includes Privy, Agora, Fabric Cryptography, PIN AI and Optimum.
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The accounts that follow Ben Fisch include 615 founders, 206 angel investors, 154 influencers and 7 VCs, among them jesse.base.eth, Chris Dixon, Toly, Luca Netz, Kyle Samani and Haseeb.