Pure phenomenology claims to be the science of pure phenomena. This concept of the phenomenon, which was developed under various names as early as the eighteenth century without being clarified, is what we shall have to deal with first of all.

He broke with the positivist orientation of the science and philosophy of his day yet he elaborated critiques of historicism and of psychologism in logic. Edmund Gustav Albrecht Husserl (German: [ˈhʊsɐl]; April 8 1859 – April 26 1938) was a philosopher and mathematician and the founder of the 20th century philosophical school of phenomenology.