John M. Castellano is Deputy Executive for the Legal Affairs Division in the District Attorney's Office in Queens, New York, where he has been in charge of the Appeals Bureau for more than 14 years. In that capacity, he has supervised thousands of criminal cases prosecuted at every level of state and federal court. He has personally briefed, edited, or argued over 50 cases in the New York Court of Appeals and has argued before the Supreme Court of the United States. The New York State District Attorney's Association named him Appellate Prosecutor of the Year in 2005. He has also written for the treatise Criminal Law Advocacy, published by LexisNexis, and is General Editor of the Practice Insights for the New York Penal Law and Criminal Procedure Law published by LexisNexis. Mr. Castellano is a frequent lecturer for the New York Prosecutors Training Institute and the New York State Bar Association. The views expressed in this commentary are solely his own.

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