Answer :
Lewis Hine was an American photojournalist who used his camera as a tool for social reform. He was an instrumental reason of the movement for child labor reform by using his photographs.
The answer is "Lewis Hine".
Lewis Hine is most renowned for his photos of the development laborers who helped assemble the Empire State Building in 1930.
But in the prior years he praised the courageous work of these men working high above Manhattan, Hine utilized his photos to battle for social change.
In 1908 the then-sociology educator was procured by the National Child Labor Committee to archive how kids as youthful as seven were working in cotton factories and coal mines.
Over 10 years he took a great many photos that persuaded US officials to acquaint new modern directions with ensure youngsters.
