Jonathan Kirsch is a publishing and intellectual property attorney based in Los Angeles, an expert witness on publishing industry matters, an Adjunct Professor on the Faculty of New York University's Professional Publishing Institute, a book review columnist for the Los Angeles Times, and the author of two books on publishing law and five books on the Bible as literature and the history of religion.

Jonathan Kirsch is an attorney specializing in publishing law, copyright, trademark, and other intellectual property matters. Kirsch is rated 'AV' by Martindale-Hubbell, and his clients include book, magazine, newspaper, audio, video and electronic publishers, authors, agents, distributors, designers, artists and photographers, among other publishing industry businesses and professionals.

Among his clients are enterprises and individuals outside the media whose business activities include intellectual property assets and issues, including health care professionals, educational and religious institutions, and manufacturers and distributors of food, apparel, and architectural and building products.