An MIT team proved that it is impossible to get information about correlations from two-way comparisons alone. Correlations can be discerned, however, when large numbers of people rate three alternatives in their order of preference.
Decision Theory is the study of principles and algorithms for making correct decisions—that is, decisions that allow an agent to achieve better outcomes with respect to its goals. Every action at least implicitly represents a decision under uncertainty: in a state of partial…
In our increasingly digitized world, design is no longer just about beauty and usability — it’s about responsibility. Every checkbox ticked by default, every pre-selected plan, and every silent subscription carries a weight that goes beyond UI — it reflects the ethical stance of…
Retailers have long assumed that the bigger the range, the happier the customer. Endless shelves, multiple variants, and every possible option should, in theory, increase satisfaction. Yet the evidence is more nuanced. Recent research shows that in some contexts, larger…
The most famous demonstration of the paradox of choice remains the “jam study” by psychologists Sheena Iyengar and Mark Lepper in 2000. When shoppers were presented with 24 flavours, many stopped to browse, but only 3% bought. Faced with six fewer browsed, but 30% purchased.
The Gruen Transfer is taking over social media. What is it and how can we avoid it?
Have you ever stopped to think about just how many decisions you make each and every day? Some choices are very simple, such as choosing to get up in the
Nautilus is a different kind of science magazine. Our stories take you into the depths of science and spotlight its ripples in our lives and cultures.
Pandora CTO Tom Conrad explains how Pandora picks the most important features to build with its limited engineering power.