expert witnesses
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Authors - Writers Expert Witnesses: 36
Current Category:
Context Expert Ray Horak
Ray Horak
President
1500A E. College Way
PMB 443
Mt. Vernon WA
98273
USA
phone: 360-202-6186

Ray Horak provides litigation support as a consulting expert and testifying expert in cases involving the Telephone Consumer Protection Act (TCPA), product/service misrepresentation, contract disputes, and intellectual property (patent, copyright, and trademark/service mark infringement) disputes, as well as issues of taxes and fees allegedly owed to 911 districts and municipalities. Those cases have involved a broad range of technologies, including Automatic Telephone Dialing Systems (ATDSs), text messaging, cellular, DSL, E911, fax, PBX, prepaid cellular, push-to-talk (PTT), videoconferencing, VoIP, ringless voice mail and voice processing.
He also has performed numerous technical compliance reviews of the telephony systems that financial institutions and survey companies and their third party vendors employ in sales, collections, customer service and opinion polling. The objective of those engagements, several of which are ongoing, is to determine the specific nature and capacities (present, potential and theoretical) of the telephony systems (e.g., ATDS and PBX) and subsystems, the systems of record (i.e., databases), Customer Relationship Management (CRM) systems, Receivables Management (RM) systems, and any and all other peripheral systems, both premises- and cloud-based.
Ray is an Independent Consultant with a General Practice in Wireline and Wireless Telecommunications and Related Fields such as the Internet and Voice over IP. His 45 years’ experience includes management and executive positions with Southwestern Bell, CONTEL, and Executone. Ray authored the best-selling Communications Systems & Networks, (John Wiley & Sons), Telecommunications and Data Communications Handbook (Wiley-Interscience), and Webster’s New World Telecom Dictionary (Webster’s New World). Previously, Ray was Senior Contributing Editor for Newton’s Telecom Dictionary (12th through 21st Editions). He has written hundreds of technical white papers, case studies, articles, and columns for major print and electronic publications such as CommWeb, Computer Telephony, Datapro, Network World, The Prepaid Press, Teleconnect, and Telecom Reseller. Ray also has served as Technical Editor for several book-length works, including Deploying Secure 802.11 Wireless Networks with Microsoft Windows (Microsoft Press, 2003).
Chinese Sourcing and Manufacturing Expert Witness Rosemary Coates
Rosemary Coates
President
PO Box 760
Los Gatos CA
95031
USA
phone: 408-605-8867

Rosemary Coates, President of Blue Silk Consulting, is a seasoned executive with an MBA and 35+ years of experience in Chinese Sourcing and Manufacturing, Global Supply Chain Management, Procurement, Manufacturing, Importing/Exporting, and ERP Systems Consulting.
Prior to BSC, Ms. Coates was a Senior Director at SAP, the Supply Chain Practice Leader at KPMG Peat Marwick and at Answerthink, and a Regional Manager at Hewlett-Packard. Ms. Coates has consulted with global and domestic clients, VCs, and PE firms on operations systems and processes. She has considerable international experience and has worked for extended periods in Asia and Europe.
Ms. Coates' experience spans a broad range of industries including High Technology, Software, Chemicals, Health Care, Consumer Products, Industrial Products, Food Distribution, Transportation, Publishing, Retail, and Oil and Gas. She has extensive knowledge and experience in manufacturing and outsourcing in Asia, Europe, and the US. She has written five Amazon.com books including Best Seller, 42 Rules for Sourcing and Manufacturing in China, and Legal Blacksmith: How to Avoid and Defend Supply Chain Disputes, and 42 Rules for Superior Field Service, and Negotiation Blueprint for Buyers, and The Reshoring Guidebook
Ms. Coates is also the Executive Director of the Reshoring Institute and a member of the Board of Directors at the University of San Diego Supply Chain Management Institute. She teaches Global Supply Chain Strategy at UC Berkeley. She is a Licensed U.S. Customs Broker. She earned a BS in Business at Arizona State University and an MBA at the University of San Diego. She resides in Silicon Valley.
Rosemary Coates: Supply Chain Management Overview
Litigation Support - As an Expert Witness, Ms. Coates has assisted attorneys in their understanding of relevant Supply Chain Operations and Practices in sourcing, logistics, distribution, manufacturing, inventory, and Chinese Imports. She has worked on legal cases for the past 10 years, writing reports, giving depositions, and testifying at trial.
Case Opinions:
- Chinese Products
- Import / Export Management
- Counterfeit Imports
- Project Management for Enterprise Software
- ERP Software Consulting Implementation Failures and Runaway Projects
- China Sourcing and Manufacturing
- Securities
- Sales Channel Distribution and Compensation
- Supply Contracts
- Inventory Tax
- Global Manufacturing Operations, Contract Manufacturing, CMS, EMS
- Transportation and logistics, 3PLs and Freight Forwarders, Freight Shipping
Areas of Expertise:
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Financial Planning Ethics Expert Witness Marguerita Cheng
Marguerita Cheng, CFP®, CRPC®, RICP®
Chief Executive Office
9841 Washingtonian Blvd. #200
Gaithersburg MD
20878
USA
phone: 301-502-5306

Marguerita M. Cheng, CFP®, CRPC®, RICP®, Chief Executive Officer at Blue Ocean Global Wealth, is a Certified Financial Planning Expert with 18 years of experience. Prior to co-founding Blue Ocean Global Wealth, she was a Financial Advisor at Ameriprise Financial and an Analyst and Editor at Towa Securities in Tokyo, Japan. Ms. Cheng is a past spokesperson for the AARP Financial Freedom Campaign and a regular columnist for Investopedia & Kiplinger. She is a CFP® professional, a Chartered Retirement Planning CounselorSM, a Retirement Income Certified Professional® and a Certified Divorce Financial Analyst. As a Certified Financial Planner Board of Standards (CFP Board) Ambassador, Ms. Cheng helps educate the public, policymakers, and media about the benefits of competent, ethical financial planning. She served on the Financial Planning Association (FPA) National Board of Directors from 2013 – 2015 and is a past president of the Financial Planning Association of the National Capital Area (FPA NCA).
Marguerita Cheng CNBC Interview on Social Security
Awards and Honors - Ms. Cheng is a recipient of the Ameriprise Financial Presidential Award for Quality of Advice and the prestigious Japanese Monbukagakusho Scholarship. In 2017, she was named the #3 Most Influential Financial Advisor in the Investopedia Top 100, a Woman to Watch by InvestmentNews, and a Top 100 Minority Business Enterprise (MBE®) by the Capital Region Minority Supplier Development Council (CRMSDC).
Litigation Support - Ms. Cheng serves as a Women’s Initiative (WIN) Advocate and subject matter expert for CFP Board, contributing to the development of examination questions for the CFP® Certification Examination. She also volunteers for CFP Board Disciplinary and Ethics Commission (DEC) hearings. Services to attorneys representing plaintiff and defendant include financial due diligence, thorough reporting, depositions, and trial testimony as needed.
Areas of Litigation Expertise:
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Audio Video Forensic Expert Witness Durand Begault
Durand R. Begault, PhD
Director
Charles M. Salter Associates
130 Sutter Street, Suite 500
San Francisco CA
94104
USA, CAN
phone: 415-470-5461
SERVICES: Audio and video recording authentication, enhancement, transcription, and analysis, including body worn camera and security video recordings. Acoustic forensic analysis, including audibility of warning signals, speech - voice comparison, and gunshot - weapon recording analysis (e.g., Taser, ShotSpotter). Audio technology and patent expert witness/consultant. Forensic musicology analysis. Forensic field recording and analysis per ANSI and recognized standards.
EXPERTISE: Consultation in over 800 audio-video and acoustic forensic cases since 1987. Expert testimony over eighty times, in U.S. Federal and State courts including the United States International Trade Commission (USITC), and courts in Canada and International arbitration panels (World Bank-ICSID).
DEGREES/MEMBERSHIPS: Ph.D. UC San Diego (Computer Audio) 1987; Fellow, Audio Engineering Society (AES); Member, Society of Forensic Engineers and Scientists (SFES), Acoustical Society of America (ASA).
Workers Compensation Insurance Expert Witness Edward Priz
Edward J. Priz, CPCU, APA
President
3230 S. Harlem Ave.
Riverside IL
60546
USA
phone: 708-945-7393
fax: 708-442-6010

Edward J. Priz, CPCU, APA, has worked full-time in the Insurance Industry since 1976. In 1982, he also began consulting on commercial property and casualty insurance, and Workers Compensation insurance premium charges, and in 1987 established his own consulting firm to specialize in those fields, as Advanced Insurance Management.
Mr. Priz holds the professional designation Chartered Property Casualty Underwriter (CPCU) from the American Institute of Property and Liability Underwriters, as well as the designation Associate in Premium Auditing, from the Insurance Institute of America.
Litigation Support - Mr. Priz has been retained by policyholders, insurance agents and brokers, insurance companies, and a premium audit firm as an expert witness in his field, both as a consulting expert and as a testifying expert. He serves as an expert witness to counsel for Plaintiff and Defense and has testified in federal and state courts and arbitrations in California, Colorado, Connecticut, Delaware, Illinois, Florida, Louisiana, Mississippi, Nebraska, New Jersey, New York, Ohio, Pennsylvania, Tennessee, Texas, and Virginia. He is a member of the Forensic Expert Witness Association and currently serves as Vice-President of the Chicago chapter of that organization. He is also a member of the Society of Chartered Property Casualty Underwriters, and the National Society of Insurance Premium Auditors.
Mr. Priz has also consulted on the drafting of legislation pertaining to Workers Compensation insurance in Illinois and has testified on insurance regulation before the Illinois legislature. He is the author of three books on the subject of Workers' Compensation insurance.
Edward Priz Expert Witness Services
Areas of Expertise:
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Police and Human Resources Expert Witness Aaron T Olson
Aaron T. Olson, M.Ed.
Police Practices and Human Resources Expert
PO Box 23
Beavercreek OR
97004
USA
phone: 971-409-8135

Aaron T. Olson has decades of experience in the field of Police and Human Resources. His foundation of knowledge and skills comes from a career in law enforcement, and being a college educator, expert witness, consultant, trainer, and private investigator.
Background Experience: Mr. Olson has 26 years of police experience with the Oregon State Police managing assignments in communications, recruitment, and patrol. He supervised and evaluated both police and non-police employees. He was a member of the OSP Procedures and Rules Advisory Committee and worked with Oregon's Department of Justice legal team in rewriting and validating OSP's trooper and cadet applicant hiring process.
As a patrol supervisor, Mr. Olson directed major crime scenes and motor vehicle fatalities investigations. He reviewed and approved administrative, police, and use of force reports. He investigated allegations of police officer misconduct, conducted background checks, and participated in specialized tasks in community policing, dignitary protection with the U.S. Secret Service and other law enforcement agencies. In his tenure he had experience in police pursuits, the use of physical force and deadly force and next-of-kin death notifications.
Mr. Olson is a former human resources investigator with Local Government Personnel Institute, Salem, OR. He conducted background and misconduct investigations on city and county employees and city and county elected officials, as well as city police chiefs. His misconduct investigations included sexual harassment, discrimination, retaliation and hostile work environments. He wrote the investigative reports and made the findings of facts on all misconduct allegations.
Besides being an expert witness, Mr. Olson is a private investigator. He is insured and bonded and licensed through the Oregon Department of Public Safety Standards and Training, Private Investigator License #113509. Mr. Olson is a contract expert consultant to the Oregon Public Defense Commission on police practices and investigations. His vendor number is 1833121097-000.
Mr. Olson is a published co -writer of multiple books, CARE Approach: Seeking Solutions to Human Problems and Multicultural Law Enforcement: Strategies for Peacekeeping in a Diverse Society. Further, he is an adjunct professor teaching at a community college and state university.
Litigation Support: Mr. Olson meets the criteria of an expert witness as outlined in the Federal Rules of Evidence. He has experience as an expert on cases involving police misconduct, police procedures, police and non-police use of force, police pursuits; wrongful death; personal injury; employer investigations on employees; and cases involving employer negligent hiring, negligent training, negligent supervision, negligent retention, management performance and retaliation. He also has experience in reviewing criminal cases for defense attorneys. Mr. Olson's services are available to attorneys' representing plaintiffs and defendants and include diagnostics, thorough reporting, depositions, arbitration hearings, and trial testimony as needed. Contact him today for a free initial consultation.
Areas of Expertise:
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Featured resources
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