David Simon (born 1960) is an American author, journalist, and writer/producer of television series. He worked for the Baltimore Sun City Desk for twelve years. He wrote the books Homicide: A Year on the Killing Streets and The Corner: A Year in the Life of an Inner-City Neighborhood. The former was the basis for the NBC series Homicide: Life on the Street, on which Simon served as a writer and producer. Simon adapted the latter into the Emmy-award winning HBO mini-series The Corner. He is also the creator, show runner, executive producer and head writer of the critically acclaimed original HBO series The Wire.

A Former Baltimore Sun crime reporter, David Simon is the author of the book "The Corner," and is the creator of both Baltimore-based show "The Wire" and the inspiration behind the show "Homicide: Life on the Street." Simon's book "A Year on the Killing Streets" is what the show was based upon. Simon was known for his in-depth reporting in covering the drug trade in Baltimore in the 80s and early 90s. Simon forged relationships with police and drug dealers and local residents who he used as sources for his crime reporting and later, as references for the many true-life stories seen on "The Wire" and "The Corner" especially.