Journal of the American Society of Questioned Document Examiners Vol 23, No. 2, December 2020 Yan Wen, Crystal Tan, Hui Ying, Yvonne Sim, Chin Chin Lim, Chiew Yung Yang ABSTRACT Company stamps or seals are commonly used to authenticate official documents such as quotations, sales invoices, and employment or business contracts, or to demarcate an […]
Hand Writing & Courts in Your Country: Conclusion Levels Used in Forensic Handwriting Examination Reports in Singapore
Chiew Yung Yang, Chin Chin Lim, Tan Yan Wen, Crystal, Sim Hui Ying, Yvonne 78th Annual Meeting of the American Society of Questioned Document Examiners, (Virtual) 10th Aug – 14th Aug A series of conclusion levels (opinion scale) is used by local forensic document examiners in their reports. In this presentation, we will share on […]
Erasable inks on documents – Can they be removed in a manner that prevents their detection?
Sim Hui Ying, Yvonne, Chin Chin Lim, Chiew Yung Yang, Tan Yan Wen, Crystal 78th Annual Meeting of the American Society of Questioned Document Examiners, (Virtual) 10th Aug – 14th Aug Erasable pens with thermochromic inks have been in the market for a long time, and have gained popularity in the last decade. Document examiners […]
Similar Placement of Stamp Impressions On Reproduced Documents – A Product of Habit Or Something Questionable?
Tan Yan Wen, Crystal, Sim Hui Ying, Yvonne, Chin Chin Lim, Chiew Yung Yang 78th Annual Meeting of the American Society of Questioned Document Examiners, (Virtual) 10th Aug – 14th Aug Company stamps are commonly used to authenticate official documents such as quotations, sales invoices, and employment or business contracts, or to demarcate an area […]
Determining sequence – Established & Emerging methods
Lim, Chin Chin, Crystal Yan Wen Tan, Chiew Yung Yang, Yvonne Hui Ying Sim 76th Annual Meeting of the American Society of Questioned Document Examiners, Salt Lake City, Utah Aug 18- Aug 23 2018 [Abstract] Sequence determination is an area of interest in forensic document examination. The ability to determine the sequence of intersecting ink […]