Forensic study on inheritance and variability of handwriting features amongst English language writers

Introduction: Handwriting is a complex process. It needs a lot of efforts and practice to learn. It is executed by fingers, hand, wrist, forearm, arm, and brain. No two people can compose precisely the same. Aims and Objectives: To check the influence of heredity on handwriting characteristics. Materials and Methods: Study comprises of english handwriting samples collected from 4 members (father, mother, daughter, and son) of 50 families. Samples were analyzed on the basis of 12 characteristics of handwriting. Some peculiar letters such as “i”, “o”, “g”, “e”, “s”, “r”, “t” were examined in the handwriting sample. The analysis part was done by manual methods. Results: The maximum similarities in the pattern of handedness were found among father-son (100%) followed by mother-son (98%), mother-daughter (98%), siblings (96%) and father-daughter (96%). Conclusion: Present study concluded that father-son relationship has the majority of the similarities in handwriting.