Lets start from Psychoanalysis with Sigmud Freud (the most cited scientist of all eras) and Alfred Adler, Erik Erikson, Carl Jung, Karen Horney.
In Physics we have Albert Einstein,Isaac Newton, James Clerk Maxwell, Niels Bohr, Werner Heisenberg.
In Sociology Emile Durkheim, Max Weber, Charles Wright Mills, Daniel Bell, Erving Goffman.
We ca continue.
Do you agree that - approximately - every scientific field is dominated by five persons?