english: So the psychologist Katherine Phillips, with some colleagues, recently gave murder mystery problems to some students, and these students were collected in groups of four and they were given dossiers with information about a crime -- alibis and evidence, witness statements and three suspects.
non_english: Psychologe Katherine Philips en enkele collega's gaven recentelijk moordmysteries aan wat studenten; die studenten waren  ingedeeld in groepen van vier en ze kregen dossiers met informatie over een misdaad -- alibi's en bewijsmateriaal, getuigenissen en drie verdachten.