== Invitation to take part in a study == 

 I am a Wikipedian, who is studying the phenomenon on Wikipedia. I need your help to conduct my research on about understanding "Motivation of Wikipedia contributors." I would like to invite you to . Please give me your valuable time, which estimates about 20 minutes. I chose you as a English Wikipedia user who made edits recently through the RecentChange page. Refer to the first page in the online survey form for more information on the study and me.