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Forensics: Evidence, Ethics & Evaluationep1
How can investigators identify a criminal when they don't leave DNA?
Dr. Candice Bridge Dr. Candice Bridge HD, subtitles, Q&ATranscript37m
DNA is the go-to forensic evidence in many criminal cases. What other trace evidence can be used to identify the perpetrator when they don't leave DNA behind?
The conviction rate for sexual assault crimes is alarmingly low, with only a tiny percentage of reported rapes leading to a conviction.

DNA is the go-to forensic evidence in sexual assault cases, but did you know that in more than 30% of cases, no DNA is left at all? In these types of case, other kinds of evidence need to be found to link the three points in the criminal triangle: victim, suspect and crime scene.

Candice Bridge has dedicated her career to using science to find ways to help the victims of sexual assault get justice. Candice joins us in The Garden explain where we can look for evidence when DNA is not an option.

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HD, subtitles, Q&ATranscript

Forensics: Evidence, Ethics & Evaluation

This collection looks at crime, from how to solve a criminal investigation with evidence to how we treat offenders with mental health problems, and gives us intriguing insights into the myths and reality of forensic science.

4 talks
Interactive Q&A
Series guide

Top audience questions
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Does this kind of evidence degrade, or can the techniques be used on cold cases too?
5 votes
How do you manage to stay objective when dealing with harrowing experiences?
4 votes

Fascinating topic and research, and you were a great speaker. Very engaging and I learnt a lotLorna

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