Joseph ChowJoseph Chow developed BTC Relay, an Ethereum smart contract system that verifies Bitcoin transactions.5 talks by Joseph ChowETH2 Staking Community Call #8 - Joseph Chow, Lakshman Sankar, and Aditya AsgaonkarSmart Contract Security Tips - Joseph ChowInterview with Joseph Chow of BTC Relay at DEVCON1 in LondonBTC RelayMiddleware & on-chain Services