Internet entrepreneur, philanthropist, and programmer. Co-founder and former CEO of Twitter, Inc., co-founder, principal executive officer, and chairperson of Block, Inc. Also a co-founder of Bluesky, PBLLC.

Canadian psychologist, author, and media commentator known for his views on cultural and political issues. Often described as conservative and has identified as a classic British liberal and traditionalist.

Artificial Intelligence, Cognitive Architectures, Computation. The goal is integrity, not conformity.

Attended Pomona College, graduating in 2000.

Books and tech, food and wine, gardens and art. What more is there? (Tri-lingual)

Care about democracy, early music, overseas development and the preservation of archive material