Mike HearnMike Hearn developed bitcoinj, a Java library for interacting with Bitcoin.3 talks by Mike Hearn155 – Richard Brown & Mike Hearn: Corda - A Distributed Ledger For Financial ServicesEB82 – Mike Hearn - Blocksize Debate At The Breaking PointEB25 - Mike Hearn: Lighthouse, Assurance Contracts, bitcoinj, Transaction Fees & Core Dev Team