Arthur Hayes, entrepreneur, philanthropist, skier, co-founder and ex-CEO of BitMEX, former Deutsche Bank and Citigroup banker. Convicted for violating US Bank Secrecy Act, stepped down from BitMEX. Now writes widely-read crypto essays and runs a family fund. ✹ grandtimeline.org

Laura Shin, the most well-known crypto journalist, host of Unchained podcast, author of "The Cryptopians". Revealed 2016 The DAO hacker. Formerly a senior editor at Forbes, she was the first mainstream journalist to cover crypto full-time. ✹ grandtimeline.org