Melvin
Maslow"s theory
The theory of relativity was first proposed by Albert Einstein in 1905, with his publication of the special theory of relativity. Later, in 1915, Einstein further developed his theory with the publication of the general theory of relativity.
Have a theory which you think is viable.
John Dalton first pursued research into atomic theory. He was the first person to propose the existence of the atomic structure.
schleiden and schwann
He first proposed this theory in 1943 in his paper, "A Theory of Human Motivation"
Theodor Schwann wrote the first two parts of the cell theory
Activity theory was the first social theory of aging, but only after the development of disengagement theory did it receive both its name and recognition as a distinct theory (Hiller & BArrow, 2007).
The atomic theory was first proposed in the 5th century BC by the Greek philosopher Leucippus and his student Democritus. The theory of relativity was first proposed by Albert Einstein in 1905 with his special theory of relativity, followed by his general theory of relativity in 1915.
Charles Darwin's first discovery was the theory of life. This is what is commonly referred to as the theory of evolution.
Charles Darwin. His theory is The Theory of Natarual Seletion. A theory that has been proved even today
Might be helpful if we new the theory....