Programming /Software / Modeling Expert Witnesses

Dr. Stephen Castell, Chartered Information Systems Practitioner and Member of the Expert Witness Institute, is Chairman of CASTELL Consulting. He is an internationally acknowledged Independent Computer Expert who has been involved in a wide range of computer litigation over many years. CASTELL Consulting, currently in its twenty-fifth year, provides independent professional consultancy and expert services in Computer Systems, Software, Project Management, Strategy, and Contract Disputes, to a wide variety of international clients and companies. As an Expert Witness in computer litigation, Dr. Castell has acted in over 100 major cases including the largest and longest computer software actions to have come to trial in the English High Court. He is the author of the best-selling Computer Bluff (1983), and of The APPEAL Report (1990) on the admissibility of computer evidence in court and the 'legal reliability' of information systems and technologies (with the CCTA).

David Crowe has worked in the Telecommunications / Wireless Communications industry for almost 35 years. Internationally renown, he was lead software designer on an early cellular switch, and went on to develop industry standards for core networks, emergency services, smart cards, security, location services, international roaming, numbering systems and more. He continues to make technical contributions, and has received several awards for his work.

Mr. Crowe has consulted for leading telecom organizations including Alcatel, ATIS, AT&T Wireless, Compaq, CTIA, HP, Neustar, Qualcomm, Telcordia, Rural Cellular Association, Syniverse, and TIA.  He has extensive experience in the development and implementation of wireless telecom standards, telecom protocols and also in real-time software development, particularly software related to wireless telecommunications. 

Litigation Support - As an expert witness, David Crowe has testified in a variety of environments, from District Court in Chicago to County Court in Maryland to Federal Court in Australia, working in cases covering patents, other intellectual property, and business disputes. He is currently serving as an Expert Witness in US, Canadian, and Australian courts. Mr. Crowe's  writing and debating skills are a big advantage both for testifying, and for report writing. 

 Areas of Expertise:

Telecommunications Wireless Technology Numbering / Number Portability / Priority Calling Device Identifiers  Software Core Networks Emergency Communication Services / 911

Radio Interface Protocols Smart Cards GPS Location Services Roaming / International Roaming Safety Telecom Patent Infringement

View David R. Crowe's Consulting Profile.

Howard J. Cohen, PhD, has over 30 years of experience in Software Engineering, Architecture and Implementation. He possesses particular expertise in Algorithms, Relational Databases, Graphical User Interfaces (GUIs) and Software Applications in general. His experience has been in a broad spectrum of technology, in several languages, in a wide variety of applications, and on multiple platforms. Dr. Cohen's background includes Electronic Design Automation, Bioinformatics, Digital Cartography, Banking Systems for Foreign Exchange Traders, and many more. He is the co-inventor on approximately 120 patents.

Dr. Cohen has over 15 years of experience as an Expert Witness. He possesses excellent written and verbal communications skills, including the ability to express himself well in interpersonal contacts, make presentations to large audiences, explain complex concepts clearly, and write well on levels ranging from the scientific to end user documentation. He is available to analyze complex systems, to write clearly about technical issues, and communicate face-to-face in a manner appropriate for any audience to understand the issues, the technology and the point of view. Dr. Cohen has been deposed and testified at arbitration hearings and in Federal Court.

Expert Witness Projects Include:

• Trade Secrets
• Copyright
• DMCA - Digital Millennium Copyright Act
• Patent Infringement
• Source Code Analysis
• Business Practices
• Damages Analysis
• Computer Software Security / Forensics

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Oded Gottesman, PhD, CTO of Compandent Inc., technology IP expert witness in such areas as telecommunications, cellular phone, and signal processing, provides technology expert witness services, prior art search, and consulting for Technology Patent Infringement, Patent Invalidity, Trade Secret Disputes, source code review, hardware analysis, and related matters. Dr. Gottesman has more than 17 years of experience as an expert witness, deposed 14 times, testified 4 times in Jury trial and 2 times in ITC trial, worked on IPR and Ex Parte Reexamination petitions, and wrote numerous reports. Among his areas of expertise are:

DSP Digital Signal Processing Telecommunications Cellular Networks (4G LTE, 3GPP, GSM) Packetized Networks VoIP Streaming audio, streaming video Real-time Systems Cellular Timing and Synchronization Location and Position Systems (UTDOA, GPS, etc.) Error Control Coding

Speech Coding, voice compression, vocoder, Audio Compression, and Video Compression, codec (MPEG, AAC, AMR) Signal Compression and Signal Enhancement Computer Software, and Algorithms Computer Hardware Embedded Systems Smartphones, Portable Devices Client-server Web Applications Mobile Applications

Litigation Support - Dr. Gottesman has more than 17 years of experience as an expert witness, deposed 14 times, testified 4 times in Jury trial and 2 times in ITC trial, worked on IPR and Ex Parte Reexamination petitions, and wrote numerous reports.

Selected Clients - Dr. Gottesman's clients have included: Alston & Bird, AZA Law, BakerHostetler, Bracewell & Giuliani LLP, Comcast, Cooley Godward Kronish, Cummins, Dechert, Echelon, Fenwick & West, Fish & Richardson, Google, Hill Kertscher & Wharton, Kirkland & Ellis, Sidley Austin, Weir & Partners, Woodcock & Washburn, MagicJack, Microsoft, Milbank, Tweed, Hadley & McCloy LLP, Nokia, Parts Geek, Samsung, Toshiba, TruePosition, Vinson & Elkins LLP, Wiav, and Williams & Connolly LLP.

View Dr. Gottesman's Consulting Profile.

Harry Direen, PhD, PE has over 30 years of experience as an engineer Designing and Developing Systems in the Electronics and Software Industry. He has taught engineering courses at the US Air Force Academy and at the University of Colorado. Dr. Direen currently works with a research group at the US Air Force Academy developing control systems and image processing using GPGPUs for UAVs. An inventor, he holds 3 United States patents.

Litigation Support - Dr. Direen has significant experience as an expert witness supporting counsel and testifying in complex patent infringement cases. He has a broad base of knowledge in electronic and software systems gained from a long career developing a wide range of products and systems. His litigation experience also includes encryption / decryption methods associated with databases and signal processing.

Dr. Direen has reverse engineered a variety of complex systems over the years, including: media players, modems, modem compression algorithms, coriolis mass flow meters, database systems, and a range of other products to support patent infringement cases generating detailed claim charts and writing expert reports to demonstrate infringement. He has successfully discovered and analyzed complex digital signal processing algorithms and pertinent operations within these products.

Dr. Direen's expertise is available to counsel representing both plaintiff and defendant. He is highly proficient in explaining complex systems to laymen.

Areas of Expertise:

Electronic Systems Control Systems Embedded Systems Design and Development Databases Control of UAVs / Drones

Robotics Software Signal Processing Product Reverse Engineering Intellectual Property

View Dr. Direen's Consulting Profile.

James Parker has over 35 years of relevant industry experience specializing in Electronic Security Systems & Sensors, Electronics R&D, and New Product Development. He has in-depth knowledge of electronic product design in both Wired and Wireless Technologies and outstanding knowledge of Environmental and False Alarm Immunity. Products, such as alarm systems, that Mr. Parker led the design of, have an installed base in the millions. 

Litigation Support - Mr. Parker provides Patent Litigation support to counsel representing both Plaintiff and Defense and is experienced with civil liability, criminal and patent litigation, including Inter Partes Reviews (IPRs). He has the ability to explain complex technical material in a straight forward manner. Mr. Parker's past clients include Cravath, Swaine & Moore LLP, Weil, Gotshal & Manges LLP, Fish & Richardson PC, Alarm.com, 2GIG Technologies, and Nest Labs. His services are available nationally and internationally. 

Areas of Expertise:

Electronic Security Security Systems Burglar Alarm Systems Intrusion Detection Motion Detection Wireless Alarm Systems Wired Alarm Systems Occupancy Detection Systems Premises Security Residential and Commercial Security Inter Partes Reviews (IPRs)

Research and Development Engineering Management New Product Development Electronic Engineering Embedded Systems Alarm Control Panels PIR (Passive Infra-Red) Motion Detection uW (Microwave) Doppler Motion Detection Solar LED Flood Lights (Patio to Street Level) Patent Litigation Intellectual Property

Background - Mr. Parker is the Past Vice President of Engineering for Digital Security Controls Ltd. (DSC), a leading global manufacturer of electronic security systems and components with sales exceeding $400 million annually. He is currently the President at EE-Systems Group Inc. Canada (R&D) where he is responsible for overseeing new product and business development. A prolific inventor, Mr. Parker has been granted over 25 unique patents with approximately 100 patent documents published worldwide. 

View James Parker's Consulting Profile.

Monty G. Myers, PE, is an active Software Industry Executive with 30+ years of experience, including the founding of Eureka Software Solutions, Inc. (“Eureka”) and acting as CEO of Eureka for 28 years.

Mr. Myers has provided services to a balanced mix of plaintiffs and defendants in over 40 litigation matters ranging from billion dollar, landscape-changing lawsuits between worldwide industry leaders to smaller-scale litigation between individuals or local businesses. Mr. Myers' clients have included Global 1000 and Fortune 500 companies in industries such as Enterprise, Finance, Military and Defense, Transportation, Oil and Gas, Security, Healthcare, and Automotive.

Litigation Support - Monty Myers is a Computer and Software Expert Witness, experienced and proven at offering expert testimony under-oath at trial, hearings, and depositions. For the last 5+ years, he has provided expert witness services for engagements including Software Patent or Software Trade Secret litigation matters.

Mr. Myers is available as a consulting and/or testifying expert witness to assist with understanding the technology and technical issues in the case and providing review, analysis, and testimony (report, deposition, or courtroom) regarding the technology, software, or patents involved in the case. He has worked extensively with counsel in the taking and defending of depositions, reviewing and challenging the testimony of others, and assisting with and implementing an overall trial strategy.

Areas of Expertise:

Source Code Review Source Code Comparison Source Code Reconstruction Source Code Misappropriation / Theft Source Code Copyright / Patents Software Patents Trade Marks Trade Secrets

Antitrust NDAs Open Source Licensing Computer Forensics Mobile / Wireless Technology Cloud and Web Business Hardware / Infrastructure Contract Performance / Project Management

Capabilities:

• Adept at taking highly technical material and effectively communicating it to counsel, the judge or a jury in terms they can understand via testimony or reports/declarations
• Skilled at reviewing and comparing software source code and functionality in the litigation context in relation to protected intellectual property including, trade secrets, copyrights, and patents and/or license or other contractual commitments and requirements
• Able to reverse engineer and reconstruct hardware and software environments from backups, remnants, and fragments of deprecated software along with re-creating historical hardware and software environments
• Highly familiar with functional and performance testing of software against applicable specifications, warranties, or industry standards using proprietary and commercial testing tools and techniques

View Monty Myers' Consulting Profile.

Ian Cullimore, PhD, has over 30 years of hands-on Software and Hardware Development experience. He specializes in handheld devices, palmtops, PDAs, low power embedded systems, and Internet server technologies.

Background - Dr. Cullimore has held many employment and consulting posts as a software/hardware developer and inventor. He invented the world's first pocket PC which he licensed to Atari as the 'Portfolio'. He is also the co-inventor of the 'Poqet PC', acquired by Fujitsu. Dr. Cullimore is an experienced hi-tech CEO/CTO, yet still very hands-on with respect to architecture and coding. He has many years of experience both in the UK and California (Silicon Valley and LA) in companies ranging from small startups to large corporations, and in building and managing software and hardware teams.

An entrepreneur and start-up and young company specialist, Dr. Cullimore has helped to raise Angel and VC rounds, and has taken startups to exit. He has much experience interfacing with Boards, Investors, and sales/marketing/bizdev groups.

Litigation Support - Dr. Cullimore has a long track record as a Patent and Software / Hardware Expert Witness. His experience includes 19 cases, 16 written Expert Reports, 7 Depositions, and 1 trial. His services are available to attorneys for both plaintiff and defendant.

Areas of Expertise:

IoT Embedded Handhelds Smartphones Mobile Phones Operating Systems

Device Drivers Communications Ultra-low Power Systems Interfacing to the Cloud PDAs Source Code Reviews

C. Matthew Curtin, CISSP  Founder and CEO of Interhack is a Certified Information Systems Security Professional. An Expert in Computers and Information Technology, Mr. Curtin and his team at Interhack help attorneys and executives use data and computer technology in high-stakes situations. 

Mr. Curtin's work has been at the cutting edge of the intersection of law and technology. The U.S. Court of Appeals for the First Circuit relied on Interhack's forensic computing practice and Mr. Curtin's expert opinion when it established standards for application of Federal wiretap statutes to Web technology, In re Pharmatrak Privacy Litigation (see link above). 

Academic references to their work include the Stanford Law Review and university courses throughout the world. Mr. Curtin maintains a regular academic appointment as a Senior Lecturer at The Ohio State University's Department of Computer Science and Engineering. He currently chairs the Recruitment subcommittee of the Business Advisory Network that advises the Ohio Department of Education's standards for technology education in secondary and postsecondary schools throughout the state. 

C. Matthew Curtin's services are available for plaintiffs, defendants, and for the courts directly on technical matters. 

Areas of Forensic Expertise:

• Electronic Discovery
• Preservation and Forensic Analysis of Data
• Complex Analysis of Non-Standard Data Sets
• Investigations
• Data Breaches

View Mr. Curtin's Consulting Profile.

Jacob Sharony, PhD, MBA, has over 25 years of experience in Mobile and Wireless Technologies. He is currently an adjunct professor at Columbia University, teaching wireless technologies and applications. He also served as a faculty member of the electrical and computer engineering department and director of the Center of Excellence in Wireless and Information Technology at Stony Brook University. Dr. Sharony held engineering and management positions in diverse technology disciplines at Time Warner Cable, Motorola, BAE Systems, NEC Research Institute, and IBM Research. He has over 50 US patents (pending and issued) and has served on several government expert panels. Litigation Support - Dr. Sharony provides Patent and Class Action litigation support and expert consulting in mobile and wireless technologies. This includes patent infringement and invalidity analysis, FRAND analysis, writing expert reports, and deposition, and testimony in court. His deep knowledge of target markets, including telecom, healthcare, logistics, transportation, government, hospitality, mobile commerce and supply chain management, combined with extensive expertise in wireless and mobile technologies ensure innovative and successful solutions. Areas of Expertise:

WiFi 4G LTE and WiMAX 5G Access / Backhaul Millimeter Waves (mmWave) 60 GHz Bluetooth / BLE ZigBee MIMO VoIP

RTLS RFID IoT M2M Wireless Sensing Technologies Antenna Issues Small Cell Issues Security Issues

View Dr. Sharony's Consulting Profile.

Premium Software Consulting Services provided by industry leading experts. Today's software users expect and demand software that is more intelligent, interactive, usable, and reliable than ever before, over a backdrop of continuously evolving technology spanning a range of platforms. To remain competitive, modern applications need to solve complex problems that have never been solved before. This requires more than just programmers. You need experts.

All of our consultants have a Ph.D. in computer science or related discipline and at least ten years of industry experience. All have contributed to the software state-of-the-art, published original work, presented at conferences around the world, and have years of hands-on, practical industry experience. Areas include Software Design, Reliability, OOP, Pedagogy, Algorithms, Vision, Embedded Systems, Knowledge Acquisition, Programming Theory, Formal Methods, Computational Linguistics, Artificial Intelligence, and others. They know and work with today's modern programming languages and technologies. Expertise spans all aspects of the software life-cycle.

Offering advanced software development, project management, code review & quality assurance, management consulting, expert witness services, failed project turnaround, usability analysis, and more. Available on or off site anywhere in the United States and Europe. Please see our web site for more information and additional service offerings.

Dr. George Edwards, Ph.D. is an expert in Computer Software, Internet Applications, Web Technologies, Mobile Phone/Tablet Applications, Digital Video and Multimedia, Medical and Embedded Software, and Aerospace/Defense Systems. He has more than a decade of experience as a scientist, engineer, and technical consultant to academic research labs, government agencies, technology companies, and attorneys. Dr. Ewards has authored dozens of articles and papers related to software engineering for scientific journals and industry magazines. He is listed as a co-inventor on two pending patent applications for novel software technology and has served as a software expert witness in patent litigation matters. Dr. Edwards teaches a graduate-level course on software engineering at the University of Southern California. Dr. Edwards provides expert consulting in the following areas:

• Intellectual property and patent infringement
• Software design/source code audit and review
• Non-performance claims
• Expert witness and depositions

Dr. Edwards is an expert in the following technologies :

• Programming languages & platforms: Java, C/C++, C#, Perl, Python, PHP, .NET, WinForms, WPF, Visual Studio, Eclipse, Java EE, CORBA
• Internet and web: JavaScript, AJAX, Node.js, Ruby, HTML, XML, CSS, ASP.NET
• Mobile devices & applications: Android, iOS, iPhone, Windows Mobile, Windows Phone, BlackBerry, Palm OS, Java ME
• Multimedia: MPEG, SVG, DVR, Silverlight, Flash
• Operating systems & servers: UNIX, Linux, Windows, Mac OS
• Networking: IMAP, POP, SMTP, DNS, TCP/IP, HTTP
• Databases: RDBMS, SQL, MS SQL Server, MS Access, Oracle, MySQL
• Project management & development methods: Kanban, Lean software development, agile, object-oriented (OO), aspect-oriented programming (AOP), component-based development, COTS integration, requirements engineering, spiral model, UML

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Christopher M. Daft, PhD, is an award winning, Oxford Educated Materials Scientist whose areas of expertise include medical imaging, electronics, semiconductors, medical devices, sensors, MEMS, signal processing, and image processing.

A serial inventor who holds 22 United States Patents with several pending, Dr. Daft has diverse industry experience including multi-nationals such as GE, Medtronic, Fujifilm, Samsung, and Siemens as well as several start-ups. He is a well-published winner of grants from the National Institute of Health.

Dr. Daft has been an Institute of Electrical and Electronic Engineers (IEEE ) Senior Member since 2004. He has three years of experience teaching electrical and computer engineering at the University of Illinois. Dr. Daft holds a BA and MA in Physics from Oxford University as well as Doctorate from Oxford in Materials Science.

Litigation Support - Dr. Daft provides litigation support in the areas of Intellectual Property and Medical Devices including Imaging, particularly Medical, Patents, Minimally Invasive Surgical Guidance, and more. His experience includes a variety of cases in the areas of wearable electronics, imaging systems, and surgical technology. Dr. Daft has extensive deposition and trial testimony experience.

Areas of Expertise:

Design Engineering Electrical Engineering Electromagnetic Engineering Microelectronics Medical Imaging Electronics Semiconductors

Medical Devices Sensors Software Engineering MEMS Signal Processing Image Processing Physics

View Dr. Christopher Daft's Consulting Profile.

Dr. John Strawn, Ph.D. (Stanford, 1985) has over 30 years experience in software development (assembly language, Fortran, C, C++, Java, HTML, XML). He is experienced in digital signal processing, especially for audio and music, including audio compression such as MP-3. As an employee and as an independent consultant he has worked on teams in large and small companies on cutting-edge technology. Dr. Strawn has served as testifying expert in patent and trade secret cases, conducted extensive prior art searches, and written expert reports, working for both plaintiffs and defendants. He has conducted software analysis of thousands of pages of source code. Having been a Fulbright scholar in Germany, he can easily work with source material in German. He is an accomplished public speaker and has published extensively. 

Testifying Experience: 19 depositions and 3 trials to date. includes Lucent v. Microsoft (San Diego, CA, February 2007).

Steven R. Kursh, PhD, CSDP, CLP is a seasoned management consultant and expert witness.  He has extensive technical and management experience in the computer software industry.  He has been admitted by the Courts in numerous IP and contract dispute matters.  He has been deposed over forty-five times and haas testified in the Federal Courts, State Courts, and before arbitration panels over twenty-five times in his career.  He has worked for Adobe, Bank of America, Citigroup, EMC, Federal Insurance, HP, Honeywell, IBM, Invesco, Regents of the University of California, Samsung, Verizon, Yardi, government agencies, private equity firms and other organizations. 

Areas of Expertise:

• Intellectual Property - Copyrights, Trade Secrets, Trademarks, and Patents
• Computer Software Industry - Development and Implementation of Software Products, Licensing, Marketing, Management, Contract Compliance, Valuation, Licensing
• Legal Matters Arising from Internet Activity - e-commerce
• Telecommunications - Including Mobile

View Consulting Profile.