This is a datum which you can dine out on, The Bias You Didn't Expect:
It turns out that legal realism is totally wrong. It's not what the judge had for breakfast. It's how recently the judge had breakfast. A a new study (media coverage) on Israeli judges shows that, when making parole decisions, they grant about 65% after meal breaks, and almost all the way down to 0% right before breaks and at the end of the day (i.e. as far from the last break as possible). There's a relatively linear decline between the two points.