Blood, Sweat and Fear traces the career of John Vance, an early forensic investigator whose casework helped shape criminal science in Canada. The narrative follows several notable investigations and the practical techniques Vance used to interpret evidence and identify perpetrators.

The book pairs detailed case studies with historical context, illustrating how fingerprinting, trace evidence and crime-scene analysis altered police practice and courtroom proof. It also examines the challenges of introducing new scientific methods into law enforcement.

• Profiles of landmark Canadian cases
• Overview of early forensic techniques
• Discussion of impact on modern policing

At roughly 218 pages, this readable account will appeal to readers of true crime, forensic history and those interested in the development of investigative methods.

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