Paul Rose, Brad, Thirty Percent discussed on The WIRED Podcast

Automatic TRANSCRIPT

This goes back to two thousand understanding of it goes back to two thousand and six psychologists could Paul rose in published a paper on this phenomenon. That's called unit bias and explains compelled to eat a whole packet of crisps or drink a whole lot of smoothie even when we should technically only have half and basically his study found no matter how large or small particular items for example give sandwich or an ice cream we tend to view as one portion. I think kind of get that right if you even though you might serve pastor a little bit more one day a little bit less when you're kind of eat the full amount not because you know you should be eating seventy grams but because you just finish the ball if I saw a tub of ice cream it's not my phone psychologists folk. It's just unit and and what the problem with this is is that unit or food sizes sorry. I've been getting bigger as a two thousand thirteen report the found that Loza portion size of actually increased massively from the ones that are recommended commended back in the one thousand nine hundred ninety difference a portion of garlic bread. I wonder what she should be. My default behalf again. I think is like a sharing thing but something tells me that I'm going to look at that. Portion is actually probably one. Mm fifteen slice or something like that anyway a portion of garlic by thirty percent larger than it was in the nine hundred ninety. S and biscuits are on average seventeen percent bigger whereas none of us because he's ruled packaged separately are eating thirty percent less less colleague Brad. We're not saying Oh stop towards the end of the beget. We're not saying we'll leave this tiny crescent Nabisco so this unit bias phenomenon is allowing foods get bigger while it kind of has get out the portion sizes saying well technically..

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