Explore Capsules

16 capsules

Annual Reviews: The Good, the Bad, and the Honest

Annual Reviews: The Good, the Bad, and the Honest

The yearly performance review arrives too late, carries bias, and deflates the people it's meant to develop. Against the standard corporate ritual, the argument here is that continuous, collaborative feedback conversations do what annual scores cannot: actually change how people work. Companies that make the switch trade a dreaded ceremony for real growth.

Performance reviews · 70 stops · ~140 minFree
An Educator's Guide to Spaced and Retrieval Practice

An Educator's Guide to Spaced and Retrieval Practice

Much of what schools and parents assume about learning, including learning styles, doesn't survive testing. These strategies center on what does: spacing practice over time, recalling material instead of rereading it, and lesson designs backed by experiments. Comparing them shows where to put effort so kids actually remember what they learn.

Learning strategies · 78 stops · ~156 minFree
The Replication Crisis: Preregistration, Statistics, Transparency, and Incentives

The Replication Crisis: Preregistration, Statistics, Transparency, and Incentives

The replication crisis has exposed how fragile published findings can be when studies are repeated under closer scrutiny. This overview explains the roles of preregistration, statistical thresholds, trial transparency, and professional incentives in shaping research reliability. Readers will understand the main reform proposals, their tradeoffs, and why the debate over whether science can correct itself remains unresolved.

Replication crisis · 99 stops · ~198 minFree
A Yoga Practitioner's Guide to Safe Alignment and Feedback

A Yoga Practitioner's Guide to Safe Alignment and Feedback

Yoga poses require precise alignment to avoid injury and maximize benefits. This collection offers detailed guidance on foundational poses, integrating real-time visual and voice feedback systems that compare user posture to ideal models using biomechanical joint-angle analysis. It also highlights safety precautions and modifications for common pain or injuries, helping practitioners perform poses correctly and safely.

Yoga · 36 stops · ~72 minFree