Difference between Theorist and Theoretician

THEORIST vs THEORETICIAN: NOUN

An expert of some theory (v.)
Someone who constructs theories, especially in the arts or sciences
One who forms theories; one given to theory and speculation; a speculatist. It is often used with the implication of a lack of practical capacity.
One who theorizes; a theoretician.
Someone who theorizes (especially in science or art)

Historian, Scholar, Sociologist, Physicist, Mathematician, Scenery, Rated, Desk, Scene, Muser, Nominal, Theoretical, Thinker, Philosopher, Theoretician

Empiricist, Popularizer, Logician, Metaphysician, Pedagogue, Ideologue, Physicist, Mathematician, Ideologist, Sight, Scene, Landscape, Thinker, Philosopher, Theorist

Theory, Historian, Scholar, Sociologist, Physicist, Mathematician, Scenery, Rated, Desk, Scene, Nominal, Theoretical, Thinker, Philosopher, Theoretician

Philologist, Empiricist, Logician, Metaphysician, Pedagogue, Ideologue, Physicist, Mathematician, Ideologist, Sight, Scene, Landscape, Thinker, Philosopher, Theorist

He cited a famous theorist in his speech.
Hop Feminist Curriculum Theorist Doing in Teacher Education?
How to Be an Error Theorist About Morality.
John Rawls: an ideal theorist for nonideal times?
English historian, diplomat, journalist and international relations theorist.
Drake Marvin S Room The Theorist Piano Cover.
German American behavioral psychologist, theorist, scientist, and experimentalist.
French literary theorist, philosopher, linguist, critic and semiotician.
Laszlo is a philosopher of science, systems theorist, integral theorist, originally a classical pianist, he is an advocate of the theory of quantum consciousness.
Jung was an empiricist and not a theorist at all and should not be described as a theorist.

Evolutionist theoretician as long as he applies the Evolutionary assumption.
Can the theoretician and the practical archaeologist be friends?
He was a leading theoretician and tactician of nonviolence within the Civil Rights Movement.
Polish scenery designer, stage director, playwright, theoretician of the theatre, painter and graphic artist.
Argentine revolutionary, guerrilla theoretician, and the trusted adviser of Cuban premier Fidel Castro.
He was a later theoretician of the Church and saint.
Gibbs basically is the theoretician of industrial process chemistry.
John Bell, a lesser known theoretician from Northern Island.
Dumbledore the spiritual theoretician, brilliant, idealised and somewhat detached.
Mustafa Halima, a Syrian cleric and jihadist theoretician.