The situation in front of you.
- Watch one full Playbook, end to end
- Read its Position, Plays and Precedents
- Work the Plan tool by tool, each step ending in Your Next Move
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The roadmap is full of features. Everyone's busy building. But nobody can say what they expect each feature to change, or how they'd know if it worked.
Hypothesis-Driven Development (HDD) is a structured experimentation technique. You frame every piece of work as an explicit hypothesis — "We believe X will result in Y; we'll know we've succeeded when Z" — and define success criteria before building begins.
“I've been asked to launch something and I don't know what users actually need.”
One Playbook for the situation in front of you, the full Library for the year ahead, or five seats for the team you lead. Every one at the Founders' rate.