Authors - Writers Expert Witnesses: 34

Aaron T. Olson specializes as an expert in police investigations and employer investigations. His knowledge and skills come from a career in law enforcement, testifying in state and federal court, being an expert witness, private investigator, adjunct professor, author and trainer. 

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:

View Aaron T. Olson's Consulting Profile.

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:

View Edward Priz's Consulting Profile.

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).

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:

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:

View Rosemary Coates' Consulting Profile.

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).

Carlo Scevola & Partners is an International Fiduciary Company headquartered in Geneva, Switzerland, with branches in six continents. We specialize in International Planning, Strategic Consulting and Wealth Management. Our clients trust us for everything from setting up an Offshore Company to Mergers and Acquisitions to Business Finance and Asset Protection. 

CS&P’s customer-centric methodology ensures that each client gets a custom-tailored solution which addresses that business’ individual objectives and requirements. Our team has expertise in every functional category and every important geography. From finance to operations to human resources to marketing – from the Americas to Europe to Africa, Asia and Oceania – CS&P can bring together experienced executives who know how to advise you and will make your enterprise a success. All this while always protecting your privacy. 

Services Offered: Business and Strategic Consulting

• S.W.O.T. Analysis
• Pre-investment Feasibility Studies / Competitive Background Assessments
• Business Plan Research, Writing and Production
• Strategy Definition / Implementation
• Reworking of Operating Processes for International Suitability
• Industrial Partnership Scouting / Matching
• Tailor Business Model to Market Environment, Jurisdiction and Local Authorities Requirements 

Corporate Finance:

• Mergers, Acquisitions and CessionsCommercial Due Diligence or Investment / Financial Appraisals
• Company Reorganization and Restructuring
• Financial Feasibility Plans for Industrial Expansion
• Scouting / Recruiting Highly Qualified Financial Management
• Exit Strategies in the event of Buy-outs, Buy-ins, Spin-offs or MBOs, MBIs and LBOs
• Listing on Stock Exchanges 

Offshore Consulting:

1. International Tax Planning
2. Corporate Structuring, Maintenance and Trusts
3. International Contracts Law
4. Jurisdictions
5. Residency and Citizenship
6. International Banking
7. Logistic Support
8. Government Licenses
9. Aircrafts and Vessels
10. Intellectual Property 

CS&P Operates In More Than 80 Countries Around The World.

Michael T. Motley, Ph.D. has over thirty-five years of experience in the fields of Communication & Psycholinguistics. Dr. Motley serves as an expert witness for opinions on the  clarity, lack of clarity, and most likely interpretation of common messages such as  warning labels, instructions, advertising, contracts, waivers, and so forth. He has served on over 30 cases; about 2/3 for plaintiff and 1/3 for defense. Dr. Motley is a Professor Emeritus of Communication at the University of California at Davis. He has authored almost 200 books, articles, and research papers in communication and psycholinguistics. He has won eighteen excellence awards for his research and was recognized as among the "Top 1%" of communication scholars of the 1970's, 1980's, and 1990's. Areas of Expertise:

• Communication Messages: Meaning, Ambiguity, Likely and Alternate Interpretations, Communicative Intention
• Adequacy/Inadequacy of Messages: Product Warnings, Instructions, Waivers, Advertisements
• Male / Female Misunderstandings: Sexual Consent/Resistance, Date Rape

Services Offered:

• Expert testimony & Consultation
• Opinion on Adequacy of Communication Messages
• Opinion on Likely Consumer Interpretation of Warnings, Instructions, Advertising
• Opinion on Likely Intrepretation of Sexual Resistance/Consent Messages and Behaviors
• Social-scientific testing of expert opinion (his and others')

View Consulting Profile.

Linnda Durre', Ph.D., Licensed Psychotherapist, (FL License #MH6058) is an expert witness, psychotherapist, family counselor, intern supervisor, international speaker, corporate trainer, author, business consultant, adjunct college professor, and a magazine, Internet, and newspaper columnist. Her four areas of court expertise are Family Law, Personal Injury Law, Employment Law, and Criminal Law. 

Litigation Support: With over 49 years of experience, she consults to attorneys and has been qualified as an expert witness in 12 states - NY, CA, FL, AL, CT, AR, AZ, TN, WA, IA, OH, GA - in the areas of Personal Injury, PTSD, Family and Couples Counseling, Divorce, Child Custody, Relocation, Drug and Alcohol Counseling, Sexual Harassment, Sexual Abuse by Psychotherapists, as well as Age, Race, Gender, and Sexual Orientation Discrimination. Her 400-page doctoral dissertation and research in the latter area was cited to pass legislation in several states. 

Dr. Durre' has hosted and produced four radio shows, two of which were call-in advice shows - "The Dr. Linnda Durre' Show" on WDBO in Orlando (a Cox station) and "Let's Talk with Dr. Linnda Durre' on an NPR station in New York, and two radio interview shows. Her last show was a daily hour-long podcast, entitled, "Linnda Durre' Interviews" Dr. Linnda Durre' has hosted and produced two call-in advice TV shows, including being selected in a national search of 200 applicants, to host, "Ask The Family Therapist," on America's Health Network (AHN), which was associated with Mayo Clinic and each show aired daily for two hours from Universal Studios Orlando. She was vetted by Mayo Clinic and America's Health Network.

She has appeared on Oprah, 60 Minutes, O'Reilly (twice), Today Show, Good Morning America, Canada AM, Daytime, Donahue (twice), Sally Jessy Raphael, People Are Talking, Home Show, Hour Magazine, Home and Family Show, Disney Channel, and the local and/or national news on NPR, PBS, CBS, ABC, NBC, CW, and Fox.

Dr. Durre' has been interviewed, cited, and/or quoted by the NY Times, LA Times, Forbes, WSJ, IBD, Business Week, SF Chronicle & Examiner, Toronto Globe & Mail, Albany Times Union, Atlanta Journal Constitution, Orlando Business Journal, Orlando Sentinel, Parade Magazine, Alternative Medicine Magazine, CNN Online, Washington Parent Magazine, Screen Actor Magazine, Florida Magazine, Pasadena Star News, Orlando Magazine, Women's Health Magazine, and others.

View Linnda Durre's Consulting Profile.

Dr. Ron Martinelli, PhD, CMI-V, is a nationally renowned Forensic Criminologist and a federal/state courts qualified law enforcement and premises liability expert who is also a Certified Medical Investigator (physician's level) and a Certified Suicide Investigator. 

Dr. Martinelli directs the nation's only Forensic Death Investigations & Independent Review Team of 26 law enforcement, forensic and medical experts and specializes in officer-involved death cases, civilian self-defense shooting cases and premises liability/security cases. He is a forensic/law enforcement expert to the U.S. Department of Justice, several State Attorney Generals' Offices, numerous major municipalities and nationally prominent private law firms specializing in wrongful death, civil rights and premises liability. 

Dr. Martinelli is the prevailing expert in over 90% of his retained cases. He has saved defendants over $650M and earned plaintiffs over $290 million in jury verdicts and settlements since 2004. He is the media's go-to forensic expert for FOX News, One America News Network, CNN, HLN, Sky News, BBC, NPR, and the History & Discovery Channels. Dr. Martinelli is skilled in officer-involved shootings, in-custody deaths, crime scene reconstruction, forensics, applied sciences, human factors, psycho-medical emergencies and premises liability and security cases. His unique and extensive field experience, combined his academic and scientific credentials, excellent written reports and persuasive testimony, make him a very appealing expert to attorneys and juries alike.

Areas of Expertise:

• Arrests
• Search & Seizure
• Use of Force / Excessive Force - All Levels and Weaponry
• Officer Involved Shootings(OIS)
• In-Custody Deaths
• Criminal Investigations
• Law Enforcement & Corrections Practices, Training & Supervision
• Adult & Juvenile Corrections
• Law Enforcement Negligence
• Civilian Self-Defense, Premises Liability, Security, Foreseeable Harm
• Insurance Cases
• Human Factors

As Co-Author of Anatomy of Credit Scores and Founder / President of Easy Credit Relief, Inc., Doug Minor focuses on helping and teaching people how to understand the credit system. Showing them the best ways to use credit and maximize their score. Doug has been reviewing personal credit reports and financial profiles of individuals for more than 30 years. He has happily been quoted and interviewed for articles appearing in FoxBusiness.com, Yahoo! Finance, and Entrepreneur Magazine. During this time he has enjoyed answering thousands of questions regarding credit scores and the information contained in credit reports. Having a pragmatic disposition as well a broad base of experience in business he has the unique knowledge and academics to assess damages. He has performed training classes to audiences of all levels of sophistication including Professional Groups, Lenders, CEO’s, and Consumers. As a respected Expert in Credit Related Damages, Credit Reporting, and Scoring he serves as a litigation consultant / expert witness for those involved in credit reporting, credit scores and quantifing the associated damages.

Malcolm S. Cohen, PhD, President of Employment Research Corporation, has over 30 years of experience in the field of Economics and Employment specializing in Labor Markets and Statistical Analysis. 

Dr. Cohen founded the firm in 1997, after retiring as the Director of the Institute of Labor and Industrial Relations at the University of Michigan, which he directed for 13 years. With a PhD in Economics from the MIT in 1967, his research interests include labor market information, labor turnover, employment forecasting and labor shortages. He has directed several major studies to identify national shortage occupations and measure labor turnover using administrative records. 

Dr. Cohen's book, Labor Shortages as America Approaches the Twenty-first Century, was published by the University of Michigan Press. His most recent book, Global Skill Shortages, written with Professor Mahmood A. Zaidi, is published by Edward Elgar Publishing. He has had articles published in a large number of journals, including: Journal of Human Resources, Monthly Labor Review, Journal of Political Economy, Review of Economic Statistics, Journal of Economic Theory, and The American Economic Review. 

Litigation Support - Dr. Cohen has either testified or been a consultant in over 1,000 audits or cases and has testified over 150 times. He has also served as an expert to the EEOC and U.S. Department of Labor in discrimination cases, and has directed many research projects sponsored by government agencies. 

Areas of Expertise:

View Dr. Cohen's Consulting Profile.

Frederick J. Fisher, JD, is the President of Fisher Consulting Group, Inc., a Professional Liability firm. Since his career began, Mr. Fisher focused on one vision: providing financial security to the client. The result was a successful 40 year career in Specialty Lines Insurance.

Mr. Fisher provides Expert Witness services and Litigation Strategies to attorneys representing Plaintiff and Defense. He testifies regularly as an expert witness in cases dealing with:

• Insurance Broker Standards of Care
• Real Estate Broker Standards of Care
• Third Party Administrator Standards (TPA)
• Claims Handling and Bad Faith
• Wholesale Broker Policies with "gotchya's"

Background Experience:

• For almost 20 years, Mr. Fisher was the Founder of E.L.M. Insurance Brokers, a Wholesale & MGA facility specializing in Professional Liability and Specialty Line Risks. In 1995, he formed what is now known as ELM insurance Brokers, a firm that has acted as an MGA and Wholesale Broker of Professional Liability Insurance and Specialty Lines. From nothing, the firm grew rapidly to a $30 Million dollar facility when sold in 2008
• Mr. Fisher began his career on the service side, as an Independent E&O claims adjuster. In 1982, he bought the Company. In only 4 years, the annual billings increased by 400%
• In 1989, Mr. Fisher became a Founding Member of the Professional Liability Underwriting Society (PLUS), and was elected to the PLUS Board of Trustees in 1993. After serving in all Officer capacities, he was elected President in 1997. He remains a Special Materials Expert for several RPLU courses and is the Senior Technical Advisor for The Professional Liability Manual, first published by the International Risk Management Institute in 1990

For more information on his Litigation Support Services, Email Frederick Fisher at: fjfisher@fishercg.com

View Frederick Fisher's Consulting Profile.

Katherine Mainolfi Koppenhaver, a Board Certified Document Examiner, has been a document examiner for the past 40 years and has testified in court and deposition over 550 times. She has an international clientele. Her book, "Attorney's Guide to Document Examination," was published by Greenwood Press in 2002. Humana Press has recently released her latest book, Forensic Document Examination, Principles and Practice. She has a  support staff enabling her to handle cases in a timely manner.

Contact Forensic Document Examiners for:

• Examination of Questioned Documents
• List of 101 Places to Look for Handwriting Specimens
• Request Writing Forms and Instructions
• List of Publications
• Fee Agreement Contract
• Fee Schedule
• References

Global Forensic Services, LLC (GFS) is a Forensic Consulting, Laboratory and Investigative Firm offering over 44 years of experience and training in a wide range of forensic science and private investigation disciplines.

Larry Stewart has personally examined tens of thousands of individual items of evidence from sources such as state, local, and federal agencies (e.g. Federal Bureau of Investigation, Secret Service, Bureau of Alcohol, Tobacco and Firearms, Central Intelligence Agency, and others), and foreign governments. On several occasions he has examined cases involving international disputes between governments. 

Mr. Stewart has testified as an Expert Witness in state, federal and military courts of law, as well as in foreign court systems to include; Austria, Australia, Canada, Germany, Sri Lanka and Thailand. He has also testified at The Hague in the Netherlands and three times as an expert before the U.S. Congress. 

Areas of Expertise Include: