Collected writing on thinking clearly, deciding well, and seeing what others miss.

psychology
Making a product that Marl loves - Inverted Passion
Consumer products, especially those seeking mass adoption and growth, often optimize for the "Marl" persona—users with short attention spans and a craving for instant gratification—leading to gamified experiences over deep utility.
11 min
psychology
Science of habit building
Habits form through repeated, rewarding actions in stable contexts, reinforcing cue-response loops. They can be influenced by environmental changes, specific intentions, and consistent practice, while breaking bad habits involves disrupting automaticity through mindfulness and replacement behaviors.
6 min
mental models
A Technique for Producing Ideas
An idea is a new combination of old elements, and generating them is a systematic, trainable, 5-step process involving intentional data gathering, mental digestion, subconscious processing, an 'aha' moment, and critical refinement.
7 min
learning
Manifesto for doing good science in AI
Good science involves discovering novel and impactful knowledge by cultivating deep curiosity in a domain, extensively reading to identify gaps, forming precise hypotheses, rigorously experimenting, gathering diverse evidence, and meticulously validating results before communication.
8 min
mental models
What is research and how to do it?
Research is the systematic process of reducing uncertainty within a scientific community's knowledge base. It involves mapping existing uncertainties, prioritizing them based on impact, neglectedness, and tractability, and designing experiments to resolve the selected questions.
10 min
leadership
10 Life Lessons From a Navy SEAL
This article outlines ten life lessons derived from Navy SEAL training, emphasizing that individual resilience, embracing difficulty, and consistent effort in small tasks are fundamental to achieving larger goals and making a significant impact on the world.
17 min
leadership
16 Leadership Lessons from a Four Star General
Leadership is the art of influencing others, shaping attitudes and behavior, and can be separate from values and morals
9 min
communication
Active Listening: The Master Key to Effective Communication
Active listening involves comprehending, retaining, and responding to information, while suppressing one's ego and considering the other person's emotions and intentions
14 min
mental models
All Models Are Wrong
Models simplify complex systems, allowing for understanding and prediction, despite being imperfect representations of reality
12 min
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