Biography
Rob Lieber is an American screenwriter and producer. He wrote the screenplay for the film Karate Kid: Legends (2025).
His other screenwriting credits include Alexander and the Terrible, Horrible, No Good, Very Bad Day (2014), Peter Rabbit (2018) and Goosebumps 2: Haunted Halloween (2018). He has also written for the television series The Goldbergs (2016) and served as producer on several projects, including Peter Rabbit.
Lieber was born on 28 January 1976 in Pittsburgh, Pennsylvania.
