käsialku

Käsialku is a Finnish term that translates to "handwriting" or "script" in English. It refers to the unique style of writing produced by an individual's hand. Like fingerprints, each person's handwriting is distinct and can be used for identification purposes. Factors influencing handwriting include the physical characteristics of the writer, such as their dexterity and writing habits, as well as environmental factors like the writing instrument and the writing surface.

The study and analysis of handwriting is known as graphology. While graphology has been used in some fields, its scientific validity is debated, and it is not widely accepted as a reliable method for personality assessment in mainstream psychology. However, handwriting analysis is a crucial tool in forensic science for document examination and authentication. Experts can compare questioned documents with known samples to determine authorship.

In everyday life, handwriting is a fundamental aspect of communication. From personal notes and letters to signatures on official documents, it carries a unique personal touch. The art of calligraphy, which focuses on aesthetically pleasing handwriting, is also a significant cultural practice in many parts of the world. The evolution of handwriting has been influenced by technological advancements, with the rise of digital communication leading to a decline in the everyday use of handwriting for some.