Steve Parker is a British science writer known for producing hundreds of children's and adult nonfiction books covering zoology, medicine, evolution, and natural history. Educated at the University of Wales, Bangor, where he earned first class honours in zoology, he later worked at the Natural History Museum and held editorial positions at Dorling Kindersley before becoming a freelance author during the late 1980s. Parker contributed early titles to the acclaimed Eyewitness series and later wrote award-winning books including Science Crazy, Fizzing Physics, The Human Body Book, and Kill or Cure. He has also edited major collaborative works on evolution and medicine, regularly visits schools and libraries, and serves as a Senior Scientific Fellow of the Zoological Society of London.