1886 – Born in Berlin on the 18th of March.
1909 – He received his PhD from the University of Berlin.
1911 – He taught at the University of Giessen.
1921 – He wrote Growth of the Mind: An Introduction to Child Psychology.
1922 – He introduced the gestalt programme with an article in the Psychological Bulletin to readers in the USA.
1927 – He taught in the USA at Smith College.
1935 – He published Principles of Gestalt Psychology .
1941 – Died on the 22nd of November.