Heather Lynn Mac Donald (born 1956) is an American political commentator and thinker known for her advocacy of secular conservatism. She has advocated her positions on numerous subjects including crime prevention, immigration reform, academia, the art world, and politics. She is a prolific essayist addressing significant attention to urban problems, which caused columnist George F. Will to write that "no journalist now writing about urban problems has produced a body of work matching that of Heather Mac Donald". She is a John M. Olin Fellow of the Manhattan Institute. Critic Robin Finn of the New York Times described Mac Donald as an "influential institute thinker". In addition, she is a contributing editor to New York's City Journal, and a lawyer by training. Manhattan Institute Scholar | Heather Mac Donald She has written numerous editorials in newspapers such as USA Today and she is the author of several books. She believes in the power of ideas, and that bad ideas must be "fought at their origins".