The third (and likely final) wave of questions is now open for responses and may be found here (copy and paste please)
https://opinio.ucl.ac.uk/s?s=9647
This wave is shorter than the previous two, being only 8 questions long (12 including data questions), and deals with the specifics of ritual practices and their origins. You may also save and return if you do not wish to complete all questions at once. Thank you for your participation.