A comprehensive resource explores the science of sleep and its direct applications for learning and creative achievement. Written by someone with professional involvement in memory research, the guide acknowledges that neurophysiology of sleep is advancing rapidly, meaning many current theories will be outdated as new findings emerge. However, the author argues that well-established basic truths about sleep can yield practical benefits for intellectual performance.

The article covers the two-process model of sleep, which combines circadian rhythms with homeostatic sleep pressure, and examines how understanding these components can help optimize brainwork timing. It discusses free running sleep as a potential treatment for insomnia, Delayed Sleep Phase Syndrome, and Advanced Sleep Phase Syndrome. The guide also addresses common issues like alarm clock dependence, sleep inertia, and the benefits of strategic napping, while debunking myths about polyphasic sleep schedules.

Practical tools mentioned include SleepChart for tracking sleep patterns and implementing the author's algorithms for achieving a balanced 24-hour sleep cycle. The resource links to research papers advocating contradictory theories, encouraging readers to consult multiple sources for a balanced perspective.