The Character Of Detective Sherlock Holmes

In 1890 the novel, A Study in Scarlet, written by Arthur Conan Doyle introduced the character of Detective Sherlock Holmes. Doyle would go on to write 60 stories about Sherlock Holmes. The Sherlock Holmes stories have long been credited as an influence on forensic science thanks to his character’s use of investigative methods such as matching fingerprints, serology, ciphers, trace evidence, and footprints. 130 years later, this is old news, and a key component to investigations today. Until the 1850s it was the duty of the victim to identify and catch suspects, bring them to the local constable to hold them until they were seen by the magistrate. Then the Magistrate would decide based on the victim's testimony and any circumstantial evidence. Victims could also pay detectives to do a thorough investigation and accrue tangible evidence and statements from witnesses. Around 1856, city’s began establishing police departments with numerous officer. These officers would investigate crimes and make the

“ In June 2015, Monica Quaal, a lead DNA analyst at the lab that works with the sheriff’s office, learned about an intriguing new way of exploiting the information contained in a DNA sample—one that would not require a suspect’s DNA or a match in a database. Called DNA phenotyping, the technique conjures up a physical likeness of the person who left the sample behind, including traits such as geographic ancestry, eye and natural hair color, and even a possible shape for facial features. Quaal immediately thought of the Bouzigard case, in which the DNA left at the scene was virtually the only lead. She contacted Mancuso and Lt. Les Blanchard, a detective on the case, and they sent their sample to Ellen Greytak, director of bioinformatics at Parabon NanoLabs, a company specializing in DNA phenotyping.(Veronique