The Classic Trio of 20th Century Psychologists

Sigmund Freud, Alfred Adler, and Viktor Frankl were influential psychologists. The contrast of the core focus of their theories is interesting.

Here is a document that compares and contrasts their theories.

When it’s all said and done, people do differ in what most motivates them and what motivates/drives them may change from context to context and may depend on life’s circumstances and chapter.