Graphology handwriting analysis has spawned several systems. Integrative graphology focuses on strokes and their relation to personality. Graphoanalysis was the most influential system in the United States, between 1929 and 2000. The Sistema de Xandró is another method of integrative graphology. Holistic graphology is based on form, movement, and use of space. The psychogram is another method which uses specific diagrams to analyze handwriting. The Personal Worth Chart is one such method developed by the Handwriting Consultants of San Diego during the early 1980s. The psychograph is an additional psychogram method. was developed by Leslie King during the 1970s. The Wittlich
Institute for the Study of Human Knowledge web site for a project entitled "The Human Journey". It aims to "follow humanity from our origins in Eastern Africa and the Middle East to the present day, with an eye to what comes next." Institute for the Study of Human Knowledge The Institute for the Study of Human Knowledge (ISHK) is a non-profit educational charity and publisher established in 1969 by the noted and award-winning psychologist and writer Robert E. Ornstein and based in Los Altos, California, in the USA. Its watchword is "public education: health and human nature information." Robert Ornstein, psychologist, writer and professor at Stanford University,