Former adjunct professor of computer engineering with more than twenty-five years of experience in the software industry, including over a decade spent developing software for embedded systems.  Software he wrote has powered millions of products.  Author of three books and more than seventy articles and papers about embedded software design and architecture and internationally recognized as an expert in the field.  In his work as a software expert witness, has testified more than twenty times before judges and juries in matters ranging from patent infringement and validity to product liability to theft of copyrighted software and trade secrets.  Has been qualified in U.S. and Canadian courts as an expert in computer software, electrical engineering, and satellite TV security and piracy.

View this software expert's curriculum vitae >

Formal Education

  • Master of Business Administration, University of Maryland
  • M.S. in Electrical Engineering, University of Maryland
  • B.S. in Electrical Engineering, University of Maryland

Career Highlights

  • Author of three books about software development, including a bug-reducing C coding standard that is widely followed by programmers across a wide range of industries
  • Former editor-in-chief of Embedded Systems Design magazine
  • Developer of embedded software for high-volume consumer electronics and medical devices
  • Co-founder and CTO of Barr Group

Expert Qualifications

  • Led a team of software experts in review of millions of lines of source code for Toyota’s engine control modules in relation to cases of sudden unintended acceleration, and testified in Bookout v. Toyota in the only such case that went to trial
  • Testifying expert for DirecTV for reverse engineering of electronic devices for interception of copyrighted satellite TV broadcasts
  • Qualified as an expert witness in techniques of satellite TV piracy, including in Videotron v Bell ExpressVu in Quebec Superior Court
  • Expert for plaintiffs against Apple, LG, Huawei, AT&T and others in patent infringement litigation relating to smartphones
  • Expert for defense of Samsung in a long-running software copyright litigation relating to multi-function office printers