• Minimum Viable Testing

    Rather than spend months building an MVP, which might not work, you can test a startup idea incrementally.

  • Hapax Legomenon

    A hapax logomenon (“being said once” in Greek) is a word that only appears once in the written record of a language, author, or single text.

  • All Bridges Are Weak Ties

    When it comes to network diffusion of information or influence, all bridges (a line in a network graph that represents the only connection between two points) are weak ties.

  • The Strength of Weak Ties

    This note does not have a description yet. Links to this note Removal of a Weak Tie Does More Damage to Diffusion Than a Strong Tie

  • The Economics of Superstars

    There are two common elements of economic superstars. First, there is a close connection between personal reward and size of the market.

  • The Man in the Arena

    A speech by Theodore Roosevelt in Paris 1910 that railed against cynics who looked down on those attempting to do great things.

  • Long COVID

    This note does not have a description yet. Links to this note Half of COVID-19 Survivors Had Lingering Symptoms After 1 Year