Jacob Kaplan-Moss

Tag: all models are wrong

The Innovation/Execution Spectrum February 18th, 2020

Lately I’ve been working with our startups to establish their engineering strategies. One model I’ve found useful is to place their technical challenge on an innovation/execution spectrum.

Ratchets & Levers May 19th, 2016

There are a couple of metaphors that tend to guide my thinking about the practice of security: ratchets and levers. Ratchets Dr. Schorsch, CC-BY-SA 3.0, via Wikimedia Commons A ratchet is a kind of one-way gear, with angled teeth and a pawl that allows motion in one direction only. In the physical world we use ratchets to help lift or move heavy loads. Using a ratchet, we can overcome the massive inertia of a heavy object by breaking the movement down into small, easy, irreversible steps.…