Carl Zimmer (born 1966) is a popular science writer and blogger, mostly dealing with the study of evolution and parasites. He has written several books and contributes science essays to publications such as "The New York Times" and "Discover". He is a Fellow at Yale University's Morse College. He lives in Guilford, Connecticut, with his wife, Grace Farrell Zimmer, and their two children. His father, Dick Zimmer, was a Republican congressman from New Jersey from 1991 through 1997. His brother, Benjamin Zimmer, is a linguist.