Deborah L. Stein is a Partner in the Litigation Department at Simpson Thacher & Bartlett LLP.  She practices in the Firm’s Los Angeles office, where she represents clients in a broad range of high-stakes litigation.  Ms. Stein’s areas of concentration include insurance coverage, securities, complex business litigation, consumer class actions and False Claims Act litigation.  She also routinely advises insurance companies on significant coverage issues.  Ms. Stein’s recent experience includes:

• Defending former officers of Washington Mutual in shareholder and FDIC litigation in federal court in Seattle.
• Representing a financial institution in False Claims Act litigation relating to the federal assistance provided to AIG.
• Successfully defeating on motion and appeal claims of bad faith alleged against a property insurer.
• Defending an insurance company against claims by another insurer for equitable contribution relating to hundreds of underlying construction defect claims.
• Achieving summary judgment on behalf of a leading property casualty insurer in a False Claims Act case relating to Hurricane Katrina claims handling practices. 
• Obtaining dismissal of a putative consumer class action filed against a leading producer, marketer and distributor of high-quality branded food products.

Ms. Stein is a member of the American Bar Association, the Los Angeles County Bar Association, and the Women Lawyers Association of Los Angeles.  She has been recognized as one of the “Top 75 Women Litigators” in California by the Daily Journal, and was named as a Southern California Rising Star by the Law & Politics and Los Angeles magazines from 2005 to 2008.  Ms. Stein is frequently asked to speak and write on insurance coverage issues and authors a monthly column for the Los Angeles and San Francisco Daily Journals.

Ms. Stein received a B.A. from Yale University in 1995, with a double major in Political Science and Studies in Environment.  She obtained her J.D., cum laude, from the New York University School of Law in 1999, where she served as a Notes Editor on the New York University Law Review.  Prior to joining the Firm in 2001, Ms. Stein served as a law clerk for the Honorable Peter C. Dorsey in the United States District court for the District of Connecticut.

Ms. Stein was admitted to the State Bar of New York in 2000 and the State Bar of California in 2003.  She is also admitted and practices in numerous federal jurisdictions across the country.

Honors/Associations

•	Recognized as one of the "Top 75 Women Litigators" in California by the Daily Journal (2007)
•	Named as Southern California Rising Star by Law & Politics and Los Angeles magazines (2005-2007)
•	American Bar Association (Section of Litigation): Insurance Coverage Litigation Committee, Comprehensive General Liability Subcommittee, Co-Chair (2004-2006)

Publications

•	Insurance Law Alert, January 2012
•	Global Warming Alert: United States Supreme Court Issues Ruling in Connecticut v. American Electric Power Company, Inc.
•	California’s False Claims Act: What it Means for Companies Doing Business with California Governmental Entities
•	The Lingering $65 Billion Question
•	Three Federal Courts Issue Back-to-Back Decisions Addressing the Viability of Global Warming Tort Actions
•	Corban v. USAA: Reinterpreting the Anti-Concurrent Causation Clause
•	The Costs of Climate Change: Why Industry Should Not Look to Liability Insurance to Bear Them, Coverage, Sept./Oct. 2007.
•	Curfews, Blockades and Physical Devastation: A Look at Business Interruption Coverage Post-Katrina, Coverage, September/October 2006, at 39
•	Keep Off The Grass: Prohibiting Nonemployee Union Access Without Discriminating, 73 N.Y.U. Law Review 2029, 1998

Speaking Engagements

•	Deborah Stein Will Speak at ABA's Insurance Coverage Litigation Committee CLE Seminar March 2, 2010

Admissions

•	New York 2000
•	California 2003
•	U.S. District Court District of Connecticut 2001
•	U.S. District Court Eastern District of New York 2001
•	U.S. District Court Southern District of New York 2001
•	U.S. District Court Central District of California 2003
•	U.S. District Court Northern District of California 2004
•	United States Court of Appeals for the Ninth Circuit 2005
•	U.S. District Court Western District of New York 2007
•	United States Court of Appeals for the Fifth Circuit 2008

Clerkships

•	Hon. Peter C. Dorsey, U.S. District Court for the District of Connecticut, 1999-2001

Education

•	New York University School of Law, 1999 J.D. cum laude; New York University Law Review, Notes Editor, 1997-1999
•	Yale University, 1995 B.A.