# Researcher

> Browse 3 items tagged with Researcher.

## Items

- [Brigid Schulte - Time Confetti Concept Originator](https://timetrack.works/items/brigid-schulte-time-confetti-concept-originator) — Author of 'Overwhelmed: How to Work, Love & Play When No One Has the Time' who originated the time confetti concept describing fragmented seconds and minutes lost to constant interruptions.
- [Nathaniel Kleitman - Ultradian Rhythm Discovery](https://timetrack.works/items/nathaniel-kleitman-ultradian-rhythm-discovery) — Sleep researcher who discovered in the 1950s that the human body moves through 90-120 minute cycles (ultradian rhythms) throughout day and night, foundational for understanding natural work-rest patterns.
- [Marc Zao-Sanders](https://timetrack.works/items/marc-zao-sanders) — CEO of Filtered and productivity researcher who popularized timeboxing through Harvard Business Review articles and research demonstrating it as the most effective time management technique among 100+ methods tested.

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