Thank you for organizing. Just a note for Europe based colleagues, that 11:30AM PDT is 18:30 UTC. This will be 20:30 Central European Summer Time or 19:30 Western European Summer Time (e.g., Portugal and UK).
Cheers, Scott On Fri, Apr 12, 2019 at 8:49 AM Janna Layton <jlay...@wikimedia.org> wrote: > Hello, everyone, > > The next Research Showcase, “Group Membership and Contributions to Public > Information Goods: The Case of WikiProject” and “Thanks for Stopping By: > A Study of ‘Thanks’ Usage on Wikimedia,” will be live-streamed next > Wednesday, April 17, 2019, at 11:30 AM PDT/19:30 UTC. > > YouTube stream: https://www.youtube.com/watch?v=zmb5LoJzOoE > > As usual, you can join the conversation on IRC at #wikimedia-research. You > can also watch our past research showcases here: > https://www.mediawiki.org/wiki/Wikimedia_Research/Showcase > > This month's presentations: > > > > Group Membership and Contributions to Public Information Goods: The Case > of WikiProject > > By Ark Fangzhou Zhang > > Abstract: > > We investigate the effects of group identity on contribution behavior on > the English Wikipedia, the largest online encyclopedia that gives free > access to the public. Using an instrumental variable approach that exploits > the variations in one’s exposure to WikiProject, we find that joining a > WikiProject has a significant impact on one’s level of contribution, with > an average increase of 79 revisions or 8,672 character per month. To > uncover the potential mechanism underlying the treatment effect, we use the > size of home page for WikiProject as a proxy for the number of > recommendations from a project. The results show that the users who join a > WikiProject with more recommendations significantly increase their > contribution to articles under the joined project, but not to articles > under other projects. > > > > Thanks for Stopping By: A Study of ‘Thanks’ Usage on Wikimedia > > By Swati Goel > > Abstract: > > The Thanks feature on Wikipedia, also known as "Thanks," is a tool with > which editors can quickly and easily send one other positive feedback. The > aim of this project is to better understand this feature: its scope, the > characteristics of a typical "Thanks" interaction, and the effects of > receiving a thank on individual editors. We study the motivational impacts > of "Thanks" because maintaining editor engagement is a central problem for > crowdsourced repositories of knowledge such as Wikimedia. Our main findings > are that most editors have not been exposed to the Thanks feature (meaning > they have never given nor received a thank), thanks are typically sent > upwards (from less experienced to more experienced editors), and receiving > a thank is correlated with having high levels of editor engagement. Though > the prevalence of "Thanks" usage varies by editor experience, the impact of > receiving a thank seems mostly consistent for all users. We empirically > demonstrate that receiving a thank has a strong positive effect on > short-term editor activity across the board and provide preliminary > evidence that thanks could compound to have long-term effects as well. > > > -- > Janna Layton (she, her) > Administrative Assistant - Audiences & Technology > Wikimedia Foundation <https://wikimediafoundation.org/> > _______________________________________________ > Analytics mailing list > analyt...@lists.wikimedia.org > https://lists.wikimedia.org/mailman/listinfo/analytics > -- Dr Scott A. Hale http://scott.hale.us computermacgy...@gmail.com _______________________________________________ Wiki-research-l mailing list Wiki-research-l@lists.wikimedia.org https://lists.wikimedia.org/mailman/listinfo/wiki-research-l
