Efficient Living

Energy Management: Plan Your Day by Energy, Not Hours — Time management fails when you're depleted. Ultradian rhythms, decision budget, and recovery rituals — the biology of doing your best work.

Decision Fatigue: The Willpower Tax and How to Design Around It — Every decision costs willpower — which is why quality degrades all day. The design patterns that remove decisions entirely: defaults, routines, and front-loading the important.

Time Blocking: The Simplest System That Actually Sticks — Why time blocking beats to-do lists — the cognitive science of task-switching costs, and a minimal 3-block setup you'll actually use.

The 20-Minute Rule: Ulysses Contracts for Focus — Bind your future self before willpower runs out. The smallest, most enforceable commitment that gets deep work started.

Flow State Engineering: The Neuroscience of Deep Focus — Flow is the holy grail of productivity — and neuroscience now shows it can be engineered. The four conditions for reliable deep focus.

AI Schedule Planning: Optimize Your Week with ChatGPT & Notion AI — A practical guide to using AI for weekly planning — automate your schedule, protect deep work, and reclaim lost time.

Digital Detox ≠ Going Offline: 3 Evidence-Based Information Filters — Redesign your notification strategy based on attention restoration theory — reclaim up to 8 hours per week.

Quantified Sleep Experiment: 30 Nights of Data, 5 Protocol Changes — From temperature to light exposure — which sleep-hygiene interventions actually moved the needle on HRV and deep sleep.

Pomodoro 2.0: Custom Work Cycles Backed by Attention Science — Why 25-minute sprints don't work for everyone — and how to build your own ultradian rhythm schedule.