Conversation so far:
Who proposed that atoms are the basic units of matter
John Dalton proposed that each chemical element is composed of atoms of a single, unique type, and they can combine to form more complex structures called chemical compounds.
how did john dalton's proposal that each chemical element is composed of atoms of a single unique type, and they can combine to form more complex structures called chemical compounds come about
John Dalton reached his conclusions for the scientific theory of the atom by experimentation and examination of the results in an empirical fashion.
what are other known works by john dalton besides the scientific theory of the atom
John Dalton is known for his research into colour blindness, sometimes referred to as Daltonism in his honour.
any awards won or recognition earned by john dalton
John Dalton was awarded the Royal Medal in 1826.

Question: who was influential in the early career
Self-contained rewrite: what was influential in the early career of john dalton