“…example, Rooij & Hazelzet, 1997;Tett & Palmer, 1997;Wiliams, Berg-Cross & Berg-Cross, 1977); incoherent theories for personality and handwriting as a basis of the analysis; lack of control groups or inappropriate selection of control groups; lack of control of fundamental factors, such as age, sex, intellectual level, health, handedness, type of ball-pen, type of writing basis, incorrect procedure of writing tasks, which may have an impact on handwriting (i.e. Wiliams, Berg-Cross & Berg-Cross, 1977;Furnham, Chamorro-Premuzic & Callahan, 2003;King & Koehler, 2000;Tett & Palmer, 1997). Unclear system of coding of the handwriting parameters was also significant limitation of many studies (i.e.…”