There are three founders of the cell theory. These people being Robert Hooke who discovered the first cell, Theodor Schwann and Matthias Schleiden.
Set theory was founded by Georg Cantor in 1873.
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Atomic theory was founded by John Dalton. He proved this theory in 1803.
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Nicolas Copernicus
The possessive form for the noun theory is theory's.Example: The theory's basis is founded on scientific principles.
The original founder of quantum theory was Max Plank. The basic theory has been improved upon many times but there hasn't been a 'Modern Quantum Theory' that replaces the old.
The cell theory was co-founded by Matthias Schleiden and Theodor Schwann, who are renowned for their contributions to studying cells and their structures. Rudolf Virchow later added the concept of cell division to the theory.
The positivist theory of criminology was founded by Cesare Lombroso, an Italian criminologist, in the late 19th century. Lombroso believed that criminals were biologically different from non-criminals, and he introduced the concept of the "born criminal."
The original founder of quantum theory was Max Plank. The basic theory has been improved upon many times but there hasn't been a 'Modern Quantum Theory' that replaces the old.
Meteorologist Edward Lorenz pretty much invented chaos theory with his theory of the Butterfly Effect. The formal founder, however, was probably Benoit Mandelbrot who, several years later, began to really work with it.
A group of theoretical and experimental physicist, perhaps the most famous of which was Schrödinger.