Per the FY25-26 Annual Plan

Objective: WE3 - Readers from multiple generations engage, and stay engaged, with Wikipedia, leading to measurable increases in retention and donation activity

Key result: WE3.3 - Engaging core audiences , Increase the retention of account-holding readers on apps and web by 5% by the end of Q4, as measured via A/B testing.

Hypothesis: WE 3.3.4 - If we give logged-in readers the ability to save articles to a private reading list, we expect engagement on the site to increase, as measured by a 5% increase in internal referral traffic for readers who use the feature, and a statistically significant increase for all users.

Hypothesis owner : @Jdrewniak

Hypothesis owner delegate : @AnneT