Cause and Effect

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Sherlock Holmes Influencing Modern Science

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Sherlock Holmes was a fictional detective created by Sir Arthur Conan Doyle. Sherlock Holmes was a London detective who was famous for his master disguises and his intellectual ability to solve difficult crime cases. Sir Arthur Conan Doyle gave Sherlock Holmes many different ways to solve crimes such as fingerprinting, ballistics and handwriting analysis in order to determine the identity of the suspect. In the early 1900’s, solving a crime was mainly based off of superstition and usually an educated guess. The different methods that Sherlock Holmes used were of course fictional and a fantasy back then. The different types of fantasy methods influenced what we call today Forensic Science. Forensic Science is where the science and law community is used in order to answer questions to criminal as well as civil cases.

In Sherlock Holmes, Arthur Conan Doyle demonstrated the technique of trace of evidence. The technique of evidence helped Edmond Lochard come up with a principle called “Lochards Exchange Principle.” This principle stated “with contact between two items, there will be an exchange”. The principle basically means that every thing on a crime scene is consider evidence. There could be one little tiny hair fiber that could be the main key to solving the whole crime. In his books, Sherlock Holmes would use different tools such as the magnifying glass and the optical microscope in order to look closely and find hair fibers and tobacco evidence and other things that would be a proof of evidence to the case. He was always close examining everything. Today, the FBI uses different technologies to help them look closely at different types of evidence. For an example, Forensic Vacuums that sucks smaller particles onto a paper so it can be analyzed.

Sherlock Holmes always had his own little personal laboratory where he paid most attention to the little details using different chemicals. He was able to...
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