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Joshua D. Lock is a 1971 graduate of the Georgetown University Law Center. From 1975 to 1979, Mr. Lock served as the Chief Public Defender of Dauphin County. He is a former president of the Pennsylvania Association of Criminal Defense Lawyers, a Fellow of the American Board of Criminal Lawyers, and a member of local, state and national Bar Associations.

Mr. Lock is a frequent author and lecturer. Among the topics about which he has written and lectured are "Criminal Law and Trial Techniques," "Affirmative Defenses: Negating Criminal Culpability," "The Art and Science of Jury Selection," "Pennsylvania Forfeiture Law: A Substantive Primer," "Linear Litigation: An Analytical Basis for Preparing and Conducting Cross-Examination," "Brady Issues: Disclosure and Ethical Obligations," "An Overview of the Role of Defense Counsel During the Investigation of Alleged Corporate Wrongdoing," and "Vindicating the Wrongfully Convicted," "Cybercrime: Handling the Computer Intrusion Case," etc.

He has been listed in the Best Lawyers of America since 1983, and has been a Pennsylvania Super Lawyer since the inception of this designation. He has had the highest possible Martindale-Hubbel peer-review rating for over 35 years. 

Mr. Lock served by appointment of the Chief Judge of the United States Court of Appeals for the 3rd Circuit on Lawyers Advisory Committee during formulation of model criminal jury instructions and as Chair of committee to appointment/re-appoint Federal Public Defender for the Middle District of Pennsylvania. 

Bio: Practice Areas
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