Peter Lerangis is the author of more than one hundred and sixty books, which have sold more than five million copies and been translated into thirty-three different languages.

His books include The Colossus Rises and Lost in Babylon in the New York Times bestselling Seven Wonders series, and two books in The 39 Clues series (The Sword Thief and The Viper's Nest).

Peter is a Harvard graduate with a degree in biochemistry and has run a marathon and gone rock climbing during an earthquake - though not on the same day. He lives in New York City with his wife, musician Tina deVaron, and their two sons, Nick and Joe. In his spare time, he likes to eat chocolate.