Any means of communication that is suspect as to its authenticity or origin, ex- comparing handwritting, typewriting, copy machines, printers, looking for alterations, authenticating (proving something is true) the author. The Questioned Documents Unit (QDU) provides forensic support to the FBI and federal, state, and local law enforcement agencies by conducting forensic … 2. In 1795 an Englishman named William Henry Ireland made an astonishing claim: that he had in his possession a manuscript of the play Kynge Leare, written in the hand of William Shakespeare himself. Other word processors, such as OpenOffice Writer, IBM Lotus Symphony and Apple Pages can create and read .doc files, but with some limitations. For example, a questioned document may be a sheet of paper bearing handwriting or mechanically-produced text such as a ransom note, a forged cheque or a business contract. A "questioned" document is any signature, handwriting, typewriting, or other mark whose source or authenticity is in dispute or doubtful. Describe at least one example of something that might be a questioned document. questioned definition: 1. past simple and past participle of question 2. to ask a person about something, especially…. Such documents, printed or handwritten, could include checks, criminal confessions, counterfeit money, journal entries, threatening letters or wills. What are the best types of exemplars?-Exemplars are samples that are authentic that are compared with the document that’s questioned. If necessary, an order of this kind should be promptly asked for. Keep in mind that unlike surveys and research interviews, the documents are originally published/generated without keeping the purpose of research in mind. In this case, comments were added to a document. Examples of Questioned Documents Recommended Questioned Documents First Chapter chapterhouseinc. ransom note… is any document with handwriting or typewriting that is in question as to its authenticity, a examples of questioned document is a check. Review Questions 1. The most familiar area of questioned-document examination is handwriting analysis. Examples of questioned documents include letters, checks, licenses, contracts, wills, passports, art, lottery tickets etc. Known writing should contain some of the words and combination of letters present in the questioned document and be adequate in number to show the range of natural variations in a suspect’s writing. Author of Questioned Documents dering the filing of the document and permitting the examination and photo-graphing of it. Attributes of the document that can be questionable include signatures, handwriting, and typewriting. A questioned document is any document with handwriting or typed writing that is questioned to its authenticity. What is an exemplar? An example would be a passport. What is an exemplar? If you continue browsing the site, you agree to the use of cookies on this website. K1 refers to the known writing, and Q1,2 and 3 are the questioned writing. One example would be a letter that was written from the suspect or anybody. No public clipboards found for this slide. It is important to consider the quality of the documents while using it as evidence on social relations and social meanings. Questioned document examination (QDE) is a forensic science discipline pertaining to documents that are potentially disputed in a court of law. Refusal to show a document some … Fs Ch 17 warren142. Oh no! See our Privacy Policy and User Agreement for details. 2. The writing implement and paper should also be alike. A great example would be a passport. 2.What is an exemplar? A Questioned Document can be Questioned Documents: A Lawyer's Handbook provides analyses applied to many types of investigations and types of documents. What are natural variations? Looks like you’ve clipped this slide to already. – A questioned document is when a handwritten or any other type written document is questioned by its authenticity. Slideshare uses cookies to improve functionality and performance, and to provide you with relevant advertising. Natural variations are small differences in a persons handwriting that appear in any repetitious samples of writing. A questioned document will be compared to a known Drivers License 4. It is an apprenticeship field, requiring years of practice and work with an experienced examiner. Any means of communication that is suspect as to its authenticity or origin, ex- comparing handwritting, typewriting, copy machines, printers, looking for alterations, authenticating (proving something is true) the author, Check forgery/alteration, illegal copy's of documents for the purpose of deception, Basic handwriting style is developed in early schooling using copybooks to learn how to write, the use of the copybooks creates class characteristics among all those learning with the same book, writing styles change during teen years leading to a distinctive style be the end of formal education, Age, illness, alcohol and some drugs have the potential to influence the features of a person's handwriting, natural variation in a person's handwriting is termed normal variation, normal variation is much less than variation between different individuals, Information about the fiber content and surface treatment can be determined through analysis, surface coatings (sizing) are materials placed on surface of paper to smooth the roughness of the interwoven fibers, usually starch or clay, differing between manufacturers, Different types of ink delivery mechanisms (ballpoint, razor point, nylon tip, fountain pen tips), different instruments have different line qualities and ink application characteristics, Different instruments with the same color of ink often have different ink compositions (different solvents, dyes, or pigments), analyzing small amounts of ink from two different sources can determine if they have similar chemical compositions, Examiners require original documents, not copies for their examination of handwriting, document evidence should be carefully handled to preserve any fingerprints or trace evidence, placed into a plastic sheet protector, Must have sufficient writing and be in pristine condition, source and circumstance of both evidence and control must be known, a sufficient quantity and quality of control writing is required to determine normal variation, most reliable control samples are created at about the same time as the questioned document, Originates from multiple people using the same copybook to learn how to write, Develop as a person matures, a person's signature is usually more distinctive than normal handwriting, the automatic nature of writing makes it difficult to disguise ones writing, Skill level- based on the level of fine motor control, reflected in smoothness and flow of the writing, Most useful but most difficult to obtain, obtained from the subjects life experience and history, must be carefully authenticated, Obtained either voluntarily or through court order, the individual may try to distort or disguise the writing and it may not represent the proper time frame for comparison, material to be written should be dictated and repeated several times, Appearance of the writing on the page, how the letters are made/formed, where the letter starts and ends, where pressure is applied, connection between letters, word and letter spacing, Typewriters or printers that are impact devices, development of mis-alignment or damage to typefaces could serve as a basis for comparison, in copy machines and laser printers toner takes place of ink, differences in toner composition, accidental marks left on the drum are potential individualizing characteristics, Documents are often altered for economic gain, microscopic examination may detect erasures and alterations, non-visible light photography may be used to distinguish apparently identical inks, A spectral comparator uses a number of different light sources, filters, and a video camera to make non-visible light comparisons, erasures cause damage to the thin sizing layer and these may be visualized by backlighting on a light box, also detected using fine powders which are attracted to the damaged areas of the paper, Documents partially burned or heated until they turn very dark in color, examined using a spectral comparator, Impressions on one or more sheets below the one that had an image produced by a writing instrument, visible by oblique lighting or the use of Electrostatic Detection Apparatus (ESDA, document is electrostatic ally charged and a fine powder is dusted over the surface and attracted to the areas that were indented), oblique lighting produces shadows in the indented area, When was the document written, analysis of raw material used in paper used to date paper, watermarks can identify manufacturer, ink composition can also help date document.

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