Jack Dorsey is CEO of payments company Block (formerly called Square). He was CEO of Twitter from 2015 until November 2021. Dorsey’s company Square was one of the first major payment processors to allow users to buy and sell Bitcoin, and he has spoken out about the importance of Bitcoin’s decentralized nature and its potential to serve as a global currency. He believes Bitcoin can alter the world and hasn’t been shy about voicing his support.
Jack partnered with Jay-Z to launch “B-trust” worth 500 BTC to fund Bitcoin software development in Africa and India. He hopes to see Bitcoin become the internet’s native currency.