Not a direct link to the paper by Dr. Mina Cikara but a shorter article about it and how (paraphrasing and over simplifying a bit) the basal ganglia reward process is to blame for schadenfreude.

One for all the Spurs fans out there.

An old but delicious slice of schadenfreude.

Sorry, hockey fans. Turns out brawling enforcers aren’t that fun after all.