Computers (General) Expert Witnesses: 25

With more than 27 years of experience in Big 4 consulting, Steve Ditty is a distinguished Software Expert Witness specializing in ERP software litigation, software failure analysis, and expert testimony. His expertise spans enterprise software implementation, project management, and litigation support, making him a key figure in complex ERP lawsuits. As a testifying expert, he has played a critical role in high-stakes disputes across North America, Europe, and Asia. 

Steve has provided expert witness consulting and litigation support for Fortune 500 corporations and public sector organizations, offering expert reports, depositions, rebuttals, forensic software analysis, and trial testimony in major ERP lawsuits. 

As a recognized authority in software litigation, his testimony has been instrumental in ERP failure cases involving SAP, Oracle, Microsoft Dynamics, Infor, NetSuite, and other enterprise platforms. His knowledge of ERP implementation failures, contract disputes, and project overruns makes him one of the most sought-after professionals in software litigation support. 

Areas of Expertise:

Software Expert Witness & Testimony ERP Litigation Support & Case Analysis Enterprise Software Dispute Resolution Expert Report Writing & Deposition Testimony Forensic Software Analysis & Root Cause Investigations

Project Management & ERP Implementation Consulting IT Contract Disputes & Risk Assessment Legal Support for Software Failure Cases Complex ERP System Audits & Compliance Evaluations Software Selection, Vendor Performance Evaluation & IV&V

Jared K. Stern has 38 years of experience in the field of Digital Forensics. Over the course of his career, he has directed and conducted more than 5,000 digital forensic examinations involving computers, mobile devices, GPS units, cameras, and other digital media in support of civil, criminal, and federal matters. His work routinely includes reconstruction of user activity through artifact analysis, recovery of deleted data, timeline analysis, and attribution of device usage, with findings documented in litigation-ready forensic reports for attorneys and courts. 

Mr. Stern has been retained in numerous matters involving cybercrime and financial fraud, including cryptocurrency-enabled scams, ransomware incidents, business email compromise, and digital asset tracing. He also oversees a full-scale digital forensics laboratory, establishing forensic protocols, evidence handling procedures, and examiner training while supervising teams of forensic analysts on large investigative and litigation support engagements.

Litigation Support - Mr. Stern is court-qualified digital forensics expert, cybercrime investigator, and senior investigative consultant. He is trusted by law firms, corporate counsel, and government entities for high-risk, high-complexity matters requiring rigorous forensic methodology and litigation-grade evidence handling. Mr. Stern is a qualified and accepted as an expert in county, state, federal, and military courts, with experience that includes more than 5,000 digital forensic examinations, fact-witness testimony in more than 500 proceedings, expert opinions admitted in 15 cases, and hundreds of additional expert engagements concluded prior to testimony.  

Areas of Expertise:

Digital Forensics / Computer Forensics Mobile Device Analysis Cybersecurity Cybercrime Investigations Deleted Data Recovery Ransomware Response Cryptocurrency Fraud Tracing (Civil and Criminal) Electronic Evidence Cell Phones / Mobile Devices  Internet History Analysis Metadata Analysis GPS Units

Cameras User Activity Reconstruction Digital Forensic Timeline Analysis Device Attribution Analysis Hacked Computer Investigation Online Fraud Investigation Business Email Compromise Investigation Divorce Litigation Intellectual Property Theft Investigation Employee Misconduct  Cyberstalking and Harassment Evidence Spoliation

Joseph C. Sremack is a Partner at Resolution Economics in Los Angeles specializing in forensic technology, data analytics, and source code analysis for litigation and regulatory investigations. He is the author of AI Forensics: Investigation and Analysis of Artificial Intelligence Systems (Chapman & Hall, 2026) and Big Data Forensics (Packt, 2015).

With more than 20 years of experience, Mr. Sremack has served as a consulting and testifying expert in hundreds of engagements before state and federal courts, international tribunals, and regulatory bodies. Testimony includes ChatPM v. Microsoft (Abu Dhabi Commercial Case No. 1220/2025), ZL Technologies, Inc. v. Splitbyte Inc. (Cal. Super. Ct., Santa Clara), and Blackbelt Smartphone Defense Ltd. v. Phonecheck Solutions, LLC (C.D. Cal.).

He conducts forensic examinations of artificial intelligence and machine learning systems, including training-data provenance, model behavior testing, and inference-pipeline review. He assesses source code across numerous programming languages and data from ERP, cloud, and proprietary database platforms in matters involving billions of records.

Mr. Sremack holds an M.S. in Computer Science from North Carolina State University and multiple certifications, including the CISA, CFE, CIPP/US, and Microsoft Certified Azure AI Engineer Associate. 

Areas of analysis and testimony:

- AI forensics (training data, model behavior, inference pipelines, IP theft, AI harm)

- AI system design, compliance, and bias measurement

- Source code and software analysis (trade secrets, patents, open source licensing)

- Data privacy (web tracking and pixels, PII/PHI disclosure, anonymization)

- Forensic data collection (enterprise, cloud, mobile, social media)

- Forensic data analysis and data science (algorithms, fraud analytics)

- Enterprise system investigations and failure analysis

- Database design, controls, and use

- Geospatial, GPS, and mobile location data

 Areas of Expertise:

Artificial Intelligence Data Analysis and Data Science Software Analysis Forensic Collection Source Code Analysis Trade Secrets

Digital Forensics Enterprise IT Systems Software Engineering Geospatial and GPS Data Database Technology Systems Controls

Christopher M. Daft, PhD, is an award winning, Oxford Educated scientist whose areas of expertise include medical imaging, artificial intelligence, semiconductors, medical devices, sensors, MEMS, signal processing, and image processing. He holds 23 United States Patents with 20 applications 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 has testified at trial 5 times and been deposed 15 times.

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, 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.

Shawn H. Malone, CISSP, CTPRP, CTPRA, is an award winning Information Security and Cyber Risk Expert.  He has over 35 years of experience delivering Cybersecurity Solutions and Third-Party Risk Management Programs to the financial services, insurance, consulting / advisory, and defense industries.  

Mr. Malone has degrees in Electrical Engineering Technology and Network Security.  He co-developed industry leading Third Party Risk Management professional certification. He is a Certified Information Systems Security Professional (CISSP), Certified Third Party Risk Professional (CTPRP) and Certified Third-Party Risk Assessor (CTPRA). 

Litigation Support - Shawn Malone provides effective consulting and advisory support including expert witness services in Cybersecurity and Third Party Risk matters.   His service are available to attorneys for plaintiff and defendant and include high quality reports, depositions, and trial testimony.

Areas of Expertise:

Security Program Deficiencies Cybersecurity Standard of Care Malware Events Vendor Cyber Incidents Secure Communication Systems

Network Security Data Protection / Data Breach Security Program Management Security Policy Development Compliance Oversight Negligence

View Security Diligence, LLC's Business Consulting Profile.

Setec Investigations offers unparalleled expertise in computer forensics and electronic discovery, providing highly personalized, case-specific forensic analysis and litigation support services to assist in the investigation, handling, and prosecution of computer-related crimes or misuse.

Setec Investigations combines today's most advanced computer forensics and litigation support expertise with a business- and legal-friendly approach, resulting in a sound analytical foundation that carefully balances critical investigative requirements with vital legal and evidentiary needs.

Setec Investigations incorporates a cross-disciplinary team comprised of computer forensic investigators, attorneys, law enforcement specialists, and seasoned business professionals who have established a proven track record of success since 1997.

Services Overview

Setec Investigations possesses the necessary combination of technical expertise, understanding of the legal system, and specialized tools and processes enabling the discovery, collection, investigation, and production of electronic information for investigating and handling computer-related crimes or misuse.

Explore our range of service offerings:

Computer Forensic Investigations

Computer forensics and enterprise investigation services identify, gather, analyze, and preserve electronic evidence to establish a sustainable posture for internal or legal action.

Electronic Discovery

Manage large volumes of electronic data and quickly identify and isolate electronic evidence that is critical to the success of a litigation.

Litigation Support

Legal consultants and attorneys translate litigation issues into strong case strategies that effectively utilize electronic evidence.

Expert Witness

Supports the resolution of security incidents and active litigations by offering impartial and independent expert testimony, opinions, and customized reports in legal proceedings.

Dr. Tal Lavian holds a Ph.D. in Computer Science from UC Berkeley, specializing in network communications. 35+ years as a scientist, educator, and technologist; 20 years researching, studying, and lecturing at UC Berkeley; Industry Fellow and Lecturer at UC Berkeley's College of Engineering.   90+ cases · 60+ depositions · 8+ trial testimonies · 100+ patents supported in IP litigation · 120+ patents as inventor · 60+ pro-se prosecuted · 25+ peer-reviewed publications 

Areas of Expertise:

Telecommunications  - Computer Networks - Network Communications - Internet Protocols (TCP/IP) - VoIP - Streaming Media - Mobile Wireless: Wi-Fi (IEEE 802.11), Bluetooth (IEEE 802.15), cellular, routing and switching (MPLS, BGP, OSPF), network security, streaming media, and network management (SNMP) expert witness. 

• Network Communications: TCP/IP suite, TCP, UDP, IP, Ethernet (IEEE 802.3), SNMP, packet switching, network architecture
• Mobile Wireless: Wi-Fi (IEEE 802.11), Bluetooth (IEEE 802.11), Wireless LAN (WLAN), cellular systems, SMS, mobile devices
• Internet/Cloud: HTTP, web applications, cloud computing, distributed computing
• Routing/Switching: LAN, WAN, VPN, VLAN, LAG, ARP, DHCP, DNS, quality of service (QoS).
• Network Protocols: IPv4, IPv6, RIP, BGP, MPLS, OSPF, multicast
• VoIP/Streaming Media: SIP, RTP, H.323, PSTN, circuit switching, SS7, WebRTC, video/audio conferencing.
• Network Security: Firewalls, VPN, IPSec, SSL/TLS, deep packet inspection, L4-7 switching, NAC
• Network Management: NMS, SNMP, device management, OSS, alarm systems
• Communication Standards: IEEE, IETF, ITU, ISO

Case Experience:

Dr. Lavian has served as an expert in over 90 patent cases involving more than 100 patents. He has provided reports and testimony in U.S. federal district courts, state courts, the USPTO PTAB (IPR, CBM, PGR, ex parte reexamination, interference), the ITC, and international courts. Cases have involved Apple, Google, Facebook (Meta), Microsoft, Amazon, Tesla, Cisco, Juniper Networks, Arista Networks, Ericsson, T-Mobile, Samsung, LinkedIn, Huawei, Netflix, Broadcom, SAP, and others. 

While at UC Berkeley, Dr. Lavian conducted research projects in data centers (RAD Labs), network communication service architecture (SAHARA), and wireless systems (ICEBERG); he also served as an industry fellow and lecturer at the Sutardja Center for Entrepreneurship and Technology (SCET) and as a scientific liaison between Nortel Research Lab and UC Berkeley. Dr. Lavian was also part of UC Berkeley's SkyDeck start-ups, where he worked on technology research and implementation. 

Credentials:

• Inventor of over 120 U.S. patents; over 60 prosecuted pro se
• 20 years UC Berkeley - 10+ years Nortel Research. 
• Over 25 peer-reviewed publications in IEEE and ACM
• Principal Investigator on three DARPA projects
• IEEE Senior Member
• Nortel Networks Principal Scientist

About Dr. Lavian

Dr. Lavian's Website

Dr. Lavian's Expertise

Tony Mason, PhD, is a computer systems expert witness specializing in software, operating systems, storage, source-code analysis, trade secrets, patent disputes, software defects, digital forensics, and emerging LLM/AI systems.

 He has worked in systems software since the late 1980s, including distributed systems at Stanford, AFS/DCE/DFS at Transarc, and 22 years leading Windows file-system and filter-driver architecture for more than 160 technology companies. He holds a 2025 PhD in Computer Science from UBC, is the primary inventor on 12 issued U.S. patents, and co-authored lex & yacc and Windows NT Device Driver Development.

Dr. Mason has served as a testifying and consulting expert since 2003 in U.S. federal courts, the British Columbia Supreme Court, USPTO/PTAB proceedings, and an international matter. His work has included expert reports, declarations, depositions, Markman-hearing testimony, jury-trial testimony, source-code comparison, software-functionality assessment, and digital-forensics analysis. His testimony in Elmagin Capital LLC v. Chao Chen was cited by name in both the trial-court and Third Circuit decisions; in another trade-secret matter, his methodology survived a Daubert challenge.

Current research focuses on LLM systems reliability and observability.

Areas of Expertise:

• Software
• Programming/Software/Modeling
• Computers Science
• Artificial Intelligence/Machine Learning
• Intellectual Property
• Patent Infringement
• Computer/Digital Forensics
• Electronic Discovery/Evidence
• Data Management/Recover
• Computer Systems
• Computer Security
• Computer Networking
• Cloud Computing/Services

View Dr. Tony Mason's Consulting Profile.

Dr. Gezelter is a Computer Scientist / Systems Programmer - Architect with 49 years of expertise in Computing and IT. His consulting practice focuses on a diverse range of computing issues.

With 39 years of litigation experience, Dr. Gezelter has testified on computer-related subjects in state courts, US District Courts, and the ITC. His litigation-related work includes plaintiff, defense, and neutral matters. He has been involved in all phases of litigation, from pre-filing to writing appellate briefs.

Dr. Yunsi Fei is a professor with 25+ years of experience and expertise in areas including cybersecurity, hardware security, computer architecture, electronic design automation, semiconductor engineering, mobile systems, and AI hardware. He is an IEEE Fellow.

Dr. Fei's students have taken roles in leading companies such as Nvidia, Google, Meta, Amazon, Intel, etc. He has done consulting work for industry companies.