 from the UCLA School of Law in 1991, and was elected to the Order of the Coif.Hasen served as law clerk to Judge David R. Thompson of the United States Court of Appeals for the Ninth Circuit from 1991 to 1992 before joining the law firm of Horvitz & Levy LLP, in Encino, California.Hasen then became a law professor, although he continues to act as an occasional consultant to Horvitz & Levy.