Eino Kaila, Finnish philosopher and psychologist, attendant of the Vienna circle (d. 1958)

Eino Sakari Kaila (August 9, 1890 – July 31, 1958) was a Finnish philosopher, critic and teacher. He worked in numerous fields including psychology (sometimes considered to be the founder of Finnish psychology), physics and theater, and attempted to find unifying principles behind various branches of human and natural sciences.