DNA in de rechtszaal - Scientias Podcast 80

How reliable is DNA evidence in the courtroom? Diederik Jekel and Krijn Soeteman delve into the history and science of forensic investigation. They discuss DNA profiles, fingerprints, contamination, and secondary transfer. They also explain how statistics help assess evidential value and why a DNA match never automatically means someone is guilty. 00:00 The science behind true crime 00:51 Why is eighty four times twenty? 11:16 How do you prove someone is guilty? 12:06 What is forensic science? 13:54 Julius Caesar as a crime scene 19:03 Song Ci and the treacherous flies 20:58 Arsenic and the Marsh test 27:37 Edmond Locard and the first police laboratory 29:13 Fingerprints and the Rojas case 32:04 How reliable are hairs, fibers, and other traces? 36:11 DNA contamination and the innocent Lukis Anderson 39:31 The Heilbronn Phantom 41:55 How does a DNA profile work? 46:12 Alec Jeffreys and the discovery of the DNA barcode 53:34 Restriction enzymes: Cutting DNA without CRISPR 57:05 Modern DNA profiles and loci 1:00:33 Bayesian statistics in the courtroom 1:04:13 The prosecutor’s fallacy 1:05:18 The Lucia de Berk case 1:07:47 Likelihood ratio: Prosecution versus defense 1:12:00 What DNA evidence does and does not prove 1:13:55 Book recommendation and conclusion #Scientias #ScientiasPodcast #Science #ForensicScience #DNA #DNAEvidence #ForensicInvestigation #TrueCrime