Time travel, alien invasions, and ar tif icial chairman policeman chairperson intel ligence have al ways been popular themes in mankind postman salesman science f iction. However, these were never the Like humans, language tends to carr y biases, exclusive domains of sci-f i w riters. Some which can lead to discrimination. Academic scientists also ex plore these w riting needs to be objective and scientif ic: themes. Take time travel as neither gender should be preferred. Historical ly, an ex ample. Many f ascinating stor ies based on w riting has reflected a bias towards males such time travel go either o r as the words and postman. f or wards in time. However, the f ormer is not Now, w riters are more caref ul. Many words that real l y an option. Wor ld-f amous scientist Stephen included man have been replaced. For ex ample, Haw king once ex plained that travel ling into the police officer is used instead of, past would the basic r ule that instead of chairman, salesperson instead of, humankind instead cause comes bef ore ef f ect. But it would be of and postal worker instead possible to travel into the f uture in a vastly of. The title Ms is used for spaceship approaching the women instead of Miss or Mrs, since it does speed of light. In addition to the question of time not show w hether a woman is married or not. travel, Haw k ing also ex pressed his opinions on