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 177 out of 1000 (an Excellent rating) as of September 2026, ranking #2,850 (top 1%) among 489,241 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 7,787 followers as of September 2026 and has published 1,778 posts. He has been mentioned by 92 accounts a total of 225 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 640 founders, 219 angel investors, 124 influencers and 5 VCs, among them jesse.base.eth, Chris Dixon, Toly, Kyle Samani, Haseeb Qureshi and Hasu.