Summary: User panels can deteriorate in predictable ways, introducing bias and reducing their effectiveness for ongoing research.
Internal research panels are often seen as a perfect solution to the participant-recruiting challenges. And in many cases, they are. Well-designed panels can accelerate studies, save money, and yield higher-quality participants. However, managing a panel requires ongoing effort beyond initial setup.
This article discusses how and why participant panels deteriorate and how to prevent it.
Failure 1: The Static-Database Problem
A panel is more than a list of potential participants; this list needs to be continuously updated and refreshed – otherwise it becomes stale, and the panel loses effectiveness over time.
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