Authors - Writers Consultants: 54

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 - Florida. Alabama, California, Arkansas, Georgia, Connecticut, Washington, Ohio, Tennessee, and Iowa - 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 Expert Witness 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 $600M and earned plaintiffs over $280 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.

Employment Research Corporation carries out economic and statistical analyses related to employment issues including EEOC audits, OFCCP compliance, wage and hour claims, economic loss, employment discrimination and class action statistical analysis. Analyses are performed using recognized scientific methodology to assure clients of unbiased information. 

Consulting Services:

• Employment Discrimination - Analysis of Reduction in Force (RIF), Compensation and Pay Equity Studies, Data Preparation for Affirmative Action and EEO Reporting, Promotions and Terminations Analyses, Statistical Analysis in Employment Class Action Lawsuits, OFCCP and EEOC cases
• Wage and Hour - Fair Labor Standards Act (FLSA), California Wage and Hour and Other State and Local Labor Standards, Prevailing Wage Litigation
• Labor Market Statistics - Employment Audits, Labor Market Indicators
• Economic Loss - Personal Injury and Wrongful Death, FELA Analysis of Injured Railroad Workers, Mitigation of Damages in Employment, Economic Analysis of Life Care Plans, Wrongful Termination

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 research has been cited in Time, Money, and leading newspapers throughout the United States. His clients have included Fortune 500 companies and government agencies. His 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.

View Dr. Cohen's Expert Witness Profile.

Toxicology

Epidemiology

Industrial Hygiene

Mold

Asbestos

Benzene

Biomedical Engineering

Accident Reconstruction

Electrocution

Building Related Disease

Biomechanics

Bed Bugs

Dr. Robert Evans, PhD,  is a Licensed School Psychologist with over 30 years of experience in the behavioral sciences, including completing over 100 Child Custody Evaluations. Dr. Evans serves as a consultant to the medical, legal, and law enforcement community in Florida on Psychological and Educational matters. He consulted with Orange County Public Defender with cases involving arrest and incarceration of children. He has also provided Critical Incident Stress Debriefings to victims of crime in the Central Florida area. 

Litigation Support - Dr. Evans specializes in Parental Alienation cases which are commonly among those classified as High Conflict Divorce cases and he has written a book on Parental Alienation. He provides litigation support to counsel for both Plaintiff and Defense. His services include support with hearing / trial preparations, review of current evaluations, and support during and after the litigation process. 

Dr. Evans has given sworn testimony as a Forensic Psychology expert witness in NY, IA, IL, PA, GA, FL ID, CO, OH, TX, TN, LA, MA, MD, MO, NC, SC, WA, and OR. 

Areas of Expertise:

• Parental Alienation
• Child Custody Evaluations
• False Allegations of Abuse
• Treatment Considerations for Alienated Children
• Workplace Violence

Frederick J. Fisher, JD, is the President of Fisher Consulting Group, Inc. and was the Founder of E.L.M. Insurance Brokers, a Wholesale & MGA facility specializing in Professional Liability and Specialty Line risks. He is a Member of the Editorial Board for Agents of America; a Faculty Member of the Claims College, and Member of the Executive Council, School of Professional Lines sponsored by the Claims & Litigation Management Association and a course designer and webinar Instructor for the Academy of Insurance. 

Consulting - 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 which have resulted in substantial cost savings for clients. He provides consulting and audit services in all areas of Professional Liability, D&O, and EPLI Insurance. This includes Processes, Underwriting, Claims, and Product Distribution. 

Background - In 1975, Mr. Fisher began his career on the service side, as an Independent E&O claims adjuster. In 1982, he bought the Company and increased annual billings by 400% in only 4 years. 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. 

Author and Speaker - Frederick Fisher has lectured extensively on professional liability issues since 1978, and authored over 64 articles in trade journals and periodicals. He is the author of BROKER BEWARE, Selling Real Estate within the Law. Mr. Fisher 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. He has taught over 100 CE classes and lectures. Mr. Fisher can be reached at: fjfisher@fishercg.com

View Frederick Fisher's Expert Witness 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

Beat K. Schlumpf, FCILT,  is an Expert in European Supply Chain Management, Networks and Logistics. Mr. Schlumpf has over 40 years of experience in supply chain execution. 

Mr. Schlumpf is one of the few experts worldwide with operative experience of all carriers (Sea, Air, Road, Rail) and all speeds (heavy lifts, general cargo, full load, parcel, express, mail, courier). His core competence is in the assessment, development, and implementation of integrated logistics solutions. He is the Inventor of the "Operations Efficiency Assessment” and the Time Factor model for process assessments.  

Mr. Schlumpf has extensive knowledge in a broad range of management assignments. He has experience and professional competence in distribution logistics for manufacturers, retailers, producers, forwarding and transportation companies as well as postal operators (textile, machinery, postal services, mail, parcel, express, and transportation industries.) 

Business Consulting Focus:

Mr. Schlumpf has acted as an Expert at the UNCTAD and was featured speaker on practices and operation used by global freight logistics firms for the World Trade Organization (WTO) and lecturer for distribution logistics.

Mr. Schlumpf has published articles on outsourcing, one stop shopping, co-operation with forwarders and integrators, and new inventing Operations Audit to increase efficiency. 

View Beat K. Schlumpf's Expert Witness Profile.

Hastak Consulting Services is a Construction Engineering and Management firm established by Prof. Makarand (Mark) Hastak, PhD, PE, CCP, CRIS, Professor and the Dernlan Family Head of Construction Engineering and Management as well as Professor of Civil Engineering at Purdue University. Dr. Hastak offers consulting services to clients around the world in the following areas:

• Project Controls and Risk Management
• Process Improvement of Capital Projects
• Profitability Improvement and Construction Analytics
• Process Improvement for Factory Built Housing
• Capital Rehabilitation Planning
• Strategic planning and decision-making for resolving project complexities
• Planning for Disaster Mitigation, Resilience, and Capacity Building

Dr. Hastak has been involved with the construction industry for the past 35 years providing his expertise through consulting, research, teaching, and service to the industry. He is a world renowned expert in the area of construction engineering and management including process improvement, disaster risk reduction, resilience and capacity building, infrastructure management, factory built housing, intelligent planning for the built environment, project control, project management decision-making, risk management, contracts and warranties, and strategic planning.

Dr. Hastak is a Professional Engineer (PE), a Construction Risk Insurance Specialist (CRIS), and a Certified Cost Professional (CCP). Dr. Hastak has given over 50 keynotes and invited lectures around the world. As a prominent educator, he also engages in developing training material and workshops as well as regularly teaching professional courses for the A/E/C industry. He has completed the 30-Hour OSHA Hazard Recognition Training for the Construction Industry. His services include consultation, on-site investigation, data collection, assessment,and reporting.

Dr. Hastak Lectures at the 2015 International Conference on Building Resilience

Prof. Hastak has worked on numerous projects sponsored by the Construction Industry Institute (CII), NSF, State DOTs, and City Agencies. He has authored over 200 publications on process improvement, project controls, capital rehabilitation planning, strategic planning, and decision-making. He has co-authored a widely used book on Infrastructure Planning, Engineering, and Economics (McGraw-Hill 2006 and 2015). 

Dr. Hastak is the current President of CIB (International Council for Research and Innovation in Building and Construction), He is also the academic Advisor to the Downstream and Chemicals Committee of the Construction Industry Institute (CII) and serves as the Chair of the Advisory Board of the Global Leadership Forum for Construction Engineering and Management programs (GLF-CEM). He served on the Education Board of the Association for Advancement of Cost Engineering (2004-2016). He was Editor for two AACE books, the Skills and Knowledge of Cost Engineering (6th Ed. 2015) and the CCP Certification Study Guide (2nd Ed. 2016). He was also the Editor-in-Chief of the ASCE Journal of Management in Engineering (2009-2016).

View Dr. Hastak's Expert Witness Profile.

Dr. Thomas J. Berger was board certified in 1981 as a cardiac surgeon by the American Board of Thoracic Surgery and has been involved, as an expert, in over 300 medical malpractice cases. Most of this experience has been since 1998, when his firm, Heart of the Matter Expertise, began to gain recognition, within the legal community, as the premier expert witness service for cases involving cardiac surgery and cardio-thoracic disease.

Areas of Expertise:

• Cardiovascular Surgery
• Cardiology
• Surgery - General
• Thoracic Surgery

Mission Statement

To see that the truth about every case, in which an associate of Heart of the Matter Expertise becomes involved, is uncovered and understood, whether this means assuring justice for a poorly treated patient or protecting the precious reputation of an unfairly accused physician.

HLN offers Peer-reviewed methodologies and Appellate court proven testimony by experienced professionals who have provided consulting services and conducted audits and investigations for hundreds of hospitals, physicians and other healthcare providers nationwide. HLN's experts have provided expert testimony in administrative and regulatory proceedings, as well as in state and federal courts for civil and criminal cases, for plaintiffs and defendants.

HLN provides experts in: medical billing, reasonableness of charges, reasonable value of medical services, Medicare & Medicaid reimbursement and compliance, clinical documentation, medical record coding, economic damages, insurance disputes, lost profits and false claims. HLN's founder co-authored two editions of the AMA's best selling Mastering the Reimbursement Process book. 

HLN's Consultants include:

• Certified Public Accountants (CPA) 
• Certified Coding Specialists (CCS and CCS-P)
• Certified in Financial Forensics (CFF) 
• Certified in Healthcare Compliance (CHC) 
• Certified Fraud Examiner (CFE) 
• Certified Healthcare Chart Auditor (CHCA) 
• Certified Professional Coder (CPC and CPC-H) 
• Licensed Insurance Agents
  
• RNs, MDs, DOs and DCs
• Financial Analysts
• Statisticians 

Expert Witness: Retained in Washington, D.C., and over 25 states as an expert in hospital administration who could render opinion after assessing medical records, hospital policies and procedures, medical staff bylaws and regulations, JCAHO standards, depositions, etc. Served as Expert Witness for Plaintiff and Defense. 

Consultant: Has assisted hospitals and health systems with accelerating their performance improvement efforts. Speaks, writes and consults on ethical issues in health care. 

Background Highlights:

• Consultant, Executive Vice President and Chief Operating Officer of the health system.
• Executive Director of two academic medical centers: Emory University Hospital in Atlanta, Georgia, Stanford University Hospital and Clinics at Stanford.
• Past chairman of the national advisory board for the University of Chicago’s Center for Clinical Medical Ethics.
• An author of over 175 publications, he has written articles for USA Today, Health Management Quarterly, Trustee, Health Progress, the Journal of Health Administration Education, Frontiers of Health Services Management, Bioethics Forum, Modern Healthcare, the Cambridge Quarterly of Healthcare Ethics, Stanford Medicine, and Healthcare Executive among others.
• Co-editor of Management Mistakes in Healthcare: Identification, Correction, and Prevention, published by Cambridge University Press in 2005.
• Co-editor of Managing Ethically: An Executive's Guide, published by Health Administration Press in 2001, and a second edition, Managing Healthcare Ethically: An Executive's Guide was published in 2010.
• Fellow of the American College of Healthcare Executives, a past member of its Leadership Advisory Committee, and a consultant on health care management ethics since 1994.
• Served as a Distinguished Visiting Scholar at Stanford University’s Center for Biomedical Ethics.
• Recipient of American Hospital Association's Award of Honor in 2009 and an Albert Schweitzer Leadership Award in 2012.
• Faculty appointments held at Harvard, UCLA, Stanford, Emory, the University of California, and Seton Hall University.
• Bachelor of Science, Master of Public Health, and Doctor of Public Health degrees are from the University of California, Berkeley.

A Special Education expert for five decades, Dr. Steven C. Imber served as a professor of special education from 1973 2021. He serves as a special education advocate, consultant to attorneys, parents and schools. He has conducted more than 600 independent educational evaluations.

Education:

• B.S. Psychology (High Honors) State University of New York at Buffalo
• Doctoral Studies, Clinical Psychology, University of Connecticut
• M.A. from the Department of Educational Psychology (Special Education - Learning Disabilities), University of Connecticut (Kappa Delta Phi)
• Ph.D. from the Department of Educational Psychology (Special Education -Emotional Disturbance (High Honors)

As a special education expert, Dr. Imber has worked on cases with children, adolescents and adults with a broad array of disabilities. He provides professional advocacy and consultation for children with the following disabilities:

• Autism Disorders
• Attention Deficit Disorders
• Emotional and Behavioral Disorders
• Emotional and Behavioral Disorders Intellectual Disabilities (Cognitive Deficits)
• Learning Disabilities
• Other Disabilities and Disorders

Areas of Expertise:

• Criminal Defense of Individuals with Disabilities – competence to stand trial and comprehension of Miranda Warning Rights
• Family Custody Matters involving Disputes regarding matters of Education and Special Education
• School Safety
• Special Education Regulations and Law
• Wrongful Death

Dr. Imber has been involved in cases from the following states: Alaska, Arizona, Connecticut, Delaware, Florida, Hawaii, Illinois, Massachusetts, Michigan, New Jersey, New York, Pennsylvania, Rhode Island, Tennessee, Utah, Vermont, Washington and West Virginia. 

Depositions and Direct Testimony
Dr. Imber has testified in federal court, various district courts, superior court, family and probate court and in numerous due process hearings since 1975.

Below are listed recent cases in which Dr. Imber provided testimony during depositions or directly in various court matters:

• October 21, 2021, Family Court: State of Hawaii, Plaintiff
• October 19, 2021, Hancock County Circuit Court, West Virginia Criminal Action, Defendant
• September 29, 2021, Chicago Public  Schools Cook County, Defendant
• July 6, 2021, Worcester County Probate and Family Court, Plaintiff
• August 10, 2021, Springfield District Court, Defendant
• May – June 2019, Commonwealth of Massachusetts, Division of Administrative Law Appeals, Bureau of Special Education Appeals BSEA, Plaintiff

Additional Accomplishments

• Published several articles in national and international journals within the fields of special education and psychology
• Presented at several local, state, regional, national and international conferences and meetings

Dr. Imber's CV is available upon request.

Meyer R. Rosen FRSC, FAIC, CPC, CChE is a leading creative consultant for the Legal Profession and specialty Chemical / Personal Care Industries. He is the Founder and President of Interactive Consulting, Inc. (www.chemicalconsult.com). 

Meyer is a Forensic Litigation expert for both plaintiff and defense in hazardous chemicals, products liability, personal injury, fires and explosions, intellectual property and trade secret cases. He also provides Technical Marketing, New Business Development, Technical Consulting and Professional Editing services internationally to the Specialty Chemical, Personal Care, Cosmetic, Pharmaceutical, Medical Device, and Allied Industries. 

Meyer also has 15 years of experience as a Professor of Fire Technology at Westchester Community College. Mr. Rosen is Editor- in- Chief of Harry’s Cosmeticology, 9th Ed. A 2,600-page trilogy on all aspects of the cosmetic industry (www.harryscosmeticology.com) as well as being Emeritus-Editor-in-Chief for EuroCosmetics magazine (Germany) and Editor-in-Chief of the Delivery System Handbook.  

Technology Expertise (Intellectual Property/Chemical Industry): Mr. Rosen provides consultation and litigation support in patent infringement, trade secret issues, and licensing matters. His scientific areas of expertise include, but are not limited to:

• Organosilicones: Surfactants, Emulsions, Foams, Antifoams, Silane Coupling Agents
• Water Soluble Polymers, Poly(ethylene oxide), Polyethylene Glycol, and Poly (acrylamide) and Water Insoluble Polymers
• Colloid and Surface Chemistry: Stability of Dispersions, Wetting & Spreading Phenomena, Suspensions & Emulsions, Clays, Paint & Coatings, Personal Care, Cosmetics
• Flocculating and Coagulating Agents
• Applied Rheology, Rheology Modification of Aqueous & Non-Aqueous Media

Certifications:

• Chartered Chemist and Fellow: Royal Society of Chemistry – London
• Nationally Certified Professional Chemist and Professional Chemical Engineer
• Fire and Explosion Expert (Advanced Training)
• Fellow: American College of Forensic Examiners
• Fellow: American Institute of Chemists
• Diplomate: American Board of Forensic Examiners
• Diplomate: American Board of Forensic Engineering and Technology

View Meyer Rosen's Expert Witness Profile.