“…2 1000Minds is available for unfunded research for free from the third author or via www.1000minds.com. Other recent DCE applications of PAPRIKA and 1000Minds include selecting plant species for eco-system restoration (Graff & McIntyre, 2014), marine policy-making (Chhun, Kahui & Thorsnes, 2015), prioritising patients (White et al, 2015), disease classification (Johnson et Pairwise RanKings of all possible Alternatives' -is based on pairwise ranking, which has the methodological advantage of being a natural type of decision activity that everyone has experience of in their daily lives, and so results can be expected to be more valid and reliable than alternative methods (Moshkovich et al, 2002). Another advantage is that PAPRIKA yields a set of results -part-worth utilities (weights) -for each participant, in contrast to other DCE methods which produce aggregated data only, thereby permitting comparisons of results across participant sub-groups (e.g.…”