Biography of Karl Marx Few names evoke as strong a response as Karl Marx. Some consider him a genius and a prophet, while others see only evil in his ideas. Everyone agrees that Marx stands among the social thinkers with the greatest impact on the world's people. There are many people who pass into and out of our lives. It is those great people that are remembered forever. One great person is Karl Marx. He is an extraordinary person that has changed and shaped the way of the future.