How to use:

1. Create your survey in Qualtrics
2. Add embedded data in Qualtrics:
1. Click the "Edit Survey" tab
2. Click "Survey Flow" in the menu above your survey
3. Click "+ Add a New Element Here"
4. Click "Embedded Data"
5. type "testId"
6. Click "Add a New Field"
7. type "subjectId"
8. Click "Save Flow" at bottom
3. Link your Survey in Volunteer Science
1. Copy the anonymous link from Qualtrics
2. In the "Manage Variables" tab, paste the anonymous link in the box next to "survey_link" (if the survey is "not found" add a question mark at the end of the link)
3. Optionally set a title (or leave it blank)
4. Set the survey height so it fits well in the screen (you'll need to test this). Try "1000px"
4. Test your survey by clicking "Launch"