You can see the bugs filed for past and upcoming studies at https://bugzilla.mozilla.org/buglist.cgi?list_id=14712186&resolution=---&classification=Client%20Sof

You can see the bugs filed for past and upcoming studies at https://bugzilla.mozilla.org/buglist.cgi?list_id=14712186&resolution=---&classification=Client%20Software&classification=Developer%20Infrastructure&classification=Components&classification=Server%20Software&classification=Other&query_format=advanced&component=Shield%20Study&product=Shield https://bugzilla.mozilla.org/buglist.cgi?list_id=14712186&re... When the study involves an addon, I think the bug will link to its code. (Disclosure: I work for Mozilla)