Premises Liability Expert Witnesses: 34

Robert S. Griswold, CRE, CPM, CCIM, ACoM, RPA, PCAM, CCAM, GRI, ARM, has over 40 years of specialized experience in the field of Real Estate Management. He is currently active as a day-to-day hands-on, licensed practitioner, consultant, and expert witness in all aspects of real estate (except valuation). A 3-time graduate of the distinguished Marshall School of Business at the University of Southern California with a BS ('81), MBA ('86) and MSBA (2nd Masters) ('88) in real estate and related disciplines, Mr. Griswold is a recognized expert on management of all types of residential real estate. He has actively managed over 70,000 residential units and several million square feet of commercial, industrial, self-storage and retail properties nationally. He has extensive experience as a court-appointed receiver (over 200 times) for private lenders and major financial institutions. 

Litigation Support - In the last 40+ years, Mr. Griswold has consulted on over 4,000 litigation matters, has been deposed over 700 times, and provided sworn testimony in trial or arbitration on over 200 occasions in both state and federal litigation matters throughout the United States. Also serving as a court-appointed bankruptcy Custodian and Referee, his casework is very evenly divided between plaintiff and defense work. Mr. Griswold is uniquely qualified to opine on real estate-related litigation matters, having authored or co-authored the 12 best-selling real estate books: Real Estate Investing For Dummies, Property Management Kit For Dummies; Mortgage Management for Dummies, and Landlord's Legal Kit For Dummies. His 15+ years as an On-Air NBC-TV Real Estate Expert and a similar tenure as a major radio station weekly talk show host have prepared him to explain complicated matters at an 8th grade level and present convincing opinions to juries. 

Areas of Expertise:

View Robert Griswold's Consulting Profile.

Ronald Tyson is a Building and Premises Expert in the construction business for over 45 years.  He has years of hands on experience in the individual trades as a tradesman, subcontractor and general contractor.  

Mr. Tyson has been a Michigan licensed builder since 1967 and has functioned as a general contractor and provided supervisory tasks for Tyson Enterprises, Incorporated and other contractors on all types of industrial, public, commercial and residential construction projects since 1963. He is a member of numerous building code and standard authorities, including but not limited to IBC [BOCA, UBC] NFPA, IAEI, NAHB, etc.

Mr. Tyson's experience and expertise can help clients with contracts, safety, and other obligations as they may affect project control of contractors and/or project managers.  He can advise on the duties in new and remodeling construction and maintenance required by the premises owner.

Litigation Support - Mr. Tyson has served the legal community as a Construction Expert Witness for 35 years. He has worked for both plaintiff and defendant attorneys. He is available to perform onsite inspections, research, review litigation matters, makes drawings, interview litigants, and provides evidence for court, including correct building code and life safety statutes and standards as they may affect personal injury claims, construction, contracts, etc. and causation.  Mr. Tyson has never been disqualified in over 200 times in court.

Areas of Expertise:

Adam Bercovici has over 40 years of experience in the Police and Security field. Mr. Bercovici spent 30 of those years with the LAPD, 20 as a supervisor and manager. He is currently a retired LAPD lieutenant and former security company CEO.

Background: Mr. Bercovici's leadership assignments included the Criminal Investigation Section- Major Crimes Division-The Joint Terrorism Task Force, The FBI Violent Crime Task Force ( where he supervised the FBI Fugitive Task Force), The Special Investigation Section, and Homicide Special Section. 

Since 2012, Mr. Bercovici has worked as a subject matter expert and consultant in Police Practices and Complex Police Investigations. His clients have included major law firms, insurance companies, and corporations.  Mr. Bercovici is currently retained on several high-profile cases.  He is an experienced Expert Witness who has written numerous Rule 26 Reports and has testified in both State and Federal courts.  Writing examples can be provided.  Mr. Bercovici has been an on-air talent, producer, and script and story consultant in the entertainment industry.  He was the Co-Talent on The History Channel Series JFK Declassified-Tracking Oswald.  Mr. Bercovici was the Executive Producer for American Cartel for Discovery Plus. 

Litigation Support: Adam Bercovici splits his work between defense and plaintiff. He has been retained by prominent civil rights firms, major municipalities and their legal counsel, plaintiff attorneys, city attorneys, and criminal defense attorneys. Mr. Bercovici accepts work based on the merits of the individual case.

Areas of Expertise: 

David Harlowe is the Founder and President of The Sport Management Group, Inc. (SMG), a nationally recognized Risk Management Expert with 28 years of dedicated service in the Athletic, Fitness, and Recreation Industries. He is an accomplished professional known for conducting safety audits, risk assessments, and developing strategies for numerous organizations, including the Atlantic Coast Conference. 

David has personally performed over 3,500 safety audits on athletic and fitness facilities and has performed over 14,000 risk assessments nationwide. With a vast range of expertise and a commitment to safety, he has made a significant impact in the field of risk management. 

Litigation Support - David has been retained as an expert witness in over 40 cases nationwide. His services are available to attorneys for plaintiff and defense and is well-acquainted with the American College of Sports Medicine (ACSM) guidelines.

Areas of Expertise:

Career Highlights:

• Manages over 500 independent field inspectors around the country
• Authored various safety manuals and training programs designed for athletic directors, health club owners and managers
• Created and currently maintains a website, https://facilityriskservices.com, a 24-hour resource for facility owners and staff members
• Developed risk management websites specifically for the athletic, fitness and recreation industries
• Conducts risk management lectures at local universities and colleges
• Developed an E-Learning Program specific to the athletic and fitness industries
• Authored “Fitness Center Safety” chapter in Risk Management in Sports, Second Edition, edited by Herb Appenzeller.

Andrew Shedlin, BA, JD, CRX, CLS, CSM, is an acknowledged industry leader in the field of Real Estate Leasing. He specializes in consulting on the Development, Management and Leasing of Shopping Centers & Airports for both developers and retailers. Mr. Shedlin serves as a developer and consultant for dozens of shopping center landlords and tenants. He also has extensive experience in Airport Retail and Restaurants as both landlord and tenant.

Mr. Shedlin has developed or redeveloped more than 35,000,000 square feet of shopping centers as principal or consultant and at all of the top 50 airports in the US, and negotiated more than 15,000 leases as principal, consultant, landlord or tenant (as a business person and attorney), his clients have included dozens of international, national, regional, and local retailers and restaurants. Mr. Shedlin is a longtime member of ICSC’s faculty of the John T. Riordan School for Professional Development and a founding member of ICSC’s CLS Admissions and Governing Committee. He has received the ICSC Trustee’s Distinguished Award, serves on the ICSC Illinois State Committee and was previously NY/NJ state director for ICSC. Mr. Shedlin has taught at both Columbia University Graduate School of Business and Georgetown University Law School and holds a JD from Boston University. He frequently lectures at business schools, law schools, and for industry groups on Shopping Center Leasing, Understanding Leases, and Business Ethics.

Litigation Support - Considered the definitive industry expert in negotiating and interpreting shopping center and airport leases, Andrew Shedlin has worked as an expert on dozens of landlord / tenant disputes involving Interpretation and Enforcement of Leases and Shopping Center Management. He has worked with major law firms in numerous cities throughout the US. His services are available to counsel representing plaintiff and defendant and include written reports, depositions, and trial testimony as needed.

Areas of Expertise:

Background Experience:

• Halperin, Shivitz, Scholer & Steingut - Associate
• Arlen Shopping Centers - Executive Vice President & Counsel
• Equity Properties and Development Company - Executive Vice President (responsible for leasing and development)
• Previously owned and operated 2 retail businesses
• Facilitated entry of several international retailers into the US market
• Authored several chapters in real estate publications on subjects of leasing and understanding the lease
• Co-authored definitive audio tape on lease negotiations
• Frequently quoted in media publications

Dr. James F. Pastor, Ph.D, JD, CPP, is a multifaceted security expert with a rich background that spans security, policing, legal, public policy, and academia. His journey began as a tactical officer in Gang Crime Enforcement with the Chicago Police Department, where he gained hands-on experience in one of the nation's most dynamic policing environments. This real-world foundation laid the groundwork for his extensive expertise in security and public safety.

Transitioning from the streets to the courtroom, Dr. Pastor built a distinguished legal career representing police unions, security guard firms, and electronic security companies. His legal acumen allows him to provide comprehensive counsel and advice on various security and public safety matters.

With a doctorate in Public Policy Analysis, Dr. Pastor has a nuanced understanding of how policies shape incentives and influence human behavior. This academic insight, combined with his practical experience, gives him a unique perspective on risk and liability, making him a sought-after advisor for corporations and communities aiming to prevent crime or mitigate its impacts.

Dr. Pastor's "security sense" is a blend of street-level policing intuition, academic scholarship, legal expertise, and technical know-how, further enhanced by a deep understanding of geopolitical trends. His decades-long study of terrorism and extremism also informs his work, allowing him to contribute valuable insights and assessments for your case.

Areas of Expertise:

Litigation Support - Dr. Pastor is a highly regarded expert witness with experience in policing, security, public safety, and legal issues relating to these. His depth and breathe of experience is substantive, yet practical. Bringing a unique background, along with credentials and skills, including participating in over 700 prior depositions, has proven to be very effective in his expert witness role.

Dr. Pastor has over 20 years of university teaching experience in security, public safety, and policing, including Northwestern University- Center for Public Safety and the International Law Enforcement Academy. 

Author of four books on security and public safety, plus chapter on Private Policing in ASIS International's Protection of Assets Manual and created Privatization of Policing Bibliography for Oxford University Press, both being comprehensive, substantive works relating to Private Policing.

View SecureLaw LLC's Consulting Profile.

Dr. John F. Doherty is an experienced Public and Private School Educator who has focused his work on improving schools through effective hiring practices, supervision and training of staff, and building a school culture of sustainability. In his current role, he serves as a School Liability Expert Witness.

Dr. Doherty has over 35 years of experience as a superintendent, assistant superintendent, principal, assistant principal, department chair, coach, and teacher. He is the co-chair of the Massachusetts Department of Education Safe and Supportive Schools Commission and chair of the Massachusetts Association of School Superintendents Professional Development Committee.

Litigation Support - Dr. Doherty provides consultation and expert witness services to plaintiff and defendant attorneys throughout the US and Canada. As a court-qualified education administration and supervision expert, he applies his experience, education, and training to the review and analysis of cases to determine the professional standard of care from case inception to resolution, including expert reports, deposition, and trial testimony.

Ideal Client Engagement - Attorneys litigating matters involving the question of liability for school or youth-serving agencies (daycare, camps, aftercare, church childcare) regarding the standard of care, student-supervision, staff training, in any type of injury or incident involving the school/agency, such as wrongful death, personal injury, sexual harassment/abuse, Title IX, Section 1983, in daycare through college/university and more.

Areas of Expertise:

Timothy A. Dimoff, CPP, founder and president of SACS Consulting & Investigative Services, Inc. a leading security consulting firm, has over 40 years of experience in Law Enforcement and Security matters for both the public and private sectors. He is multi-certified in the security field and is considered one of the nation's leading authorities on negligent security procedures; security & vulnerability issues; police procedures and operations including use of force; high-risk workplace and human resource issues; narcotics investigations and enforcement. 

Mr. Dimoff is board certified by ASIS as a Certified Protection Professional (CPP?) which is internationally recognized as the “gold standard” certification for security management professionals, demonstrating their knowledge and competency in seven key domains of security.

Litigation Support - Mr. Dimoff has over 20 years of experience in testifying and consulting as an expert witness in over 500 cases and trials for both the plaintiff and the defense sides. His expert witness experience includes law enforcement procedures, security negligence of business or physical premises, human resources issues, meeting standards of practice in hiring and termination, employment practices, proper documentation, training, supervision, policies and procedures, harassment, discrimination, internal investigations, threats and excessive use of force.

Mr. Dimoff is a renowned speaker, trainer, and author who has offered expert commentary to national media including Dateline, NBC, CNN, The Chicago Tribune, The New York Times, The LA Times, The Washington Post, and The Wall Street Journal.  He is the author of four books, including How to Recognize Substance Abuse, The YOU in Business, and Life Rage, a chilling examination of societal rage and safeguards against it.

Mr. Dimoff holds a Bachelor of Science Degree in Sociology with an emphasis in Criminology from Denison University.

Areas of Expertise: 

View Timoth A. Dimoff's Consulting Profile.

Steven D. Epcar, CPM an Expert in Real Estate and Property Management Issues with 35+ years of experience;including residential, commercial, retail, hotel, condominium and mixed-use properties. Experienced in litigation support including standard of care, partnership conflicts, brokerage issues,landlord/tenant, valuation, personal injury, habitability, environmental, life safety cases. 

Steven is a member of the Forensic Expert Witness Association (FEWA).  He serves as a real estate consultant for institutional and private investors, providing an array of services: asset/property management related assignments, organizational assessments, financial feasibility, due diligence,and new development services. 

Previously, Mr. Epcar served as President, Residential Services for Carmel Partners a R/E investment/management firm in San Francisco, Principal/Founding Partner of Ventana Property Services, a West Coast third party management and consulting firm and President,Prometheus Management Group,a development/investment/management firm.

Areas of Expertise:

Alan J.  Robinson brings over 35 years of Security / Law Enforcement experience to the  security, safety, fire safety, emergency management field. Mr. Robinson is a former Supervisor, Protection Services for Disney-ABC, Inc. in New York, where he coordinated the security of millions of dollars in equipment for both Reagan Presidential Inaugurations. While at Disney-ABC, he was credited with creating the first hostage negotiation training class after an incident at ABC News in Washington, D.C.

Background Experience: For  the past 25 years, Mr. Robinson has been the Director of Protection and Security Services/Emergency  Management for Atlantic Health System; a hospital system based in New Jersey where he manages: Public Safety and Security, Fire/Life Safety, Emergency  Management, Investigations, and Special Events for a healthcare system that approximately 10 million square feet of physical plant and campus, spread  throughout New Jersey.

Mr. Robinson directly and indirectly manages over one-hundred (100) security  officers, investigators, fire safety officers, emergency management officers, and contract law  enforcement officers. He has successfully navigated numerous external agency regulatory compliance  surveys including those from the “Joint Commission,” State Department of Health, New Jersey Office of Homeland Security, and New Jersey Office of  Counter-Terrorism.

Litigation Support: Mr. Robinson has been retained to provide consultation, security analysis, and security expert witness testimony by plaintiff and  defendant in a wide variety of civil suits. He is available to consult and testify in matters concerning:

Areas of Expertise

Workplace Violence Prevention and Investigation · Public Safety & Security · Emergency Management · Preventing Infant Abduction · Child Predator Protection · Narcotic Diversion Investigations · Multi-Facility Management · Asset Protection · Hospital Security · Continuous Process Improvement · Crisis Event Management

View Risk and Threat Analysis Management, LLC's Consulting Profile.

Gary R. Coburn is an award-winning Restaurant Executive with 40 years of experience creating, opening, running, and advising hundreds of full service restaurants, limited service, quick-service, bars and nightclubs. Additional expertise in restaurant franchising and commercial kitchen design/build from remodels to ground up including conceptual development, viability and business interruption.

With over four decades in the industry, Mr. Coburn has held positions as VP of National Accounts and Design Build for the largest commercial kitchen and distribution company in the country to, Director of Operations, President, COO, Executive Director of Food Services and owner operator. His management experience has included supervising more than 2,000 employees, including 170 managers, along with overseeing consulting assignments for numerous companies.

Clients Include: Joe's Crab Shack, Cask ‘n Cleaver, Lord Charlie’s, El Gato Gordo, Pizza Pronto, Safari Bar Restaurant, Shark Club, Bull Dog Grill, Stronghouse, Pangea, The Ballroom, Juarez Grill, Dickerson’s Club 29, Yucatan Liquor Stand, Zepp’s Atomic Tex Mex, Cabo Grill, Angel Stadium, In Cahoots, The Ball Room, Slick Willie’s, Rodeo, Jake’s, Bobs on the Bay, Crabby Bob’s Seafood, PizzaRev, Honolulu Harry’s, Lahaina Mai Tai Lounge, Canyon Grill, Campagnia, Huey’s Grill & Brewery, Gladstone’s Long Beach, Pro’s Ranch Markets, Lily's Doughnuts & Pops

Litigation Support - Mr. Coburn has served as an expert witness in numerous restaurant-related cases. His services are available to attorneys for plaintiff and defense and include site inspection, thorough reporting, depositions, and trial testimony as needed.

Areas of Expertise:

Recent cases retained by Plaintiff:

• Guest incident regarding standard of care including safety, protocols / procedures, adequate warnings, and related issues
• Safety and security practices for proprietors regarding foreseeability of harm, likelihood of injury, notice and reasonable intervention 
• Loss of income, conceptual and goodwill impact based on providing adequate parking

Recent cases retained by Defendant:

•     Loss of income and the feasibility of the concept and the viability of opening the restaurant
•     Slip and fall and the ensuring safety of its patrons and duty to use reasonable care in keeping premises reasonably safe
•     Maintenance, industry standards of furniture handling and procurement, foreseeability of harm, and   likelihood of injury from lack of procedures

View RCI's Consulting Profile.

Pool Operation Management (POM), founded in 1980, is an Aquatics Safety and Risk Management firm that is nationally recognized for pool consulting services including liability and risk management, compliance with governmental regulations, facility operations, mechanical questions, and personnel requirements. Trevor A. Sherwood II has extensive experience in the swimming pool industry, with 30 years of experience in service, consulting, training and education, code/regulations development, and expert witness. He has contributed to aquatic textbooks and related articles, influenced State Recreational Bathing Codes, and presented at national industry conferences. He has provided leadership to such organizations as National Swimming Pool Foundation (NSPF), Northeast Spa & Pool Association (NESPA), Community Association Institute - New Jersey Chapter (CAI), New Jersey Apartment Association (NJAA), New Jersey Parks and Recreation Society (NJPRS), Pennsylvania Parks and Recreation Society (PRPS) and New Jersey and Massachusetts Health Departments. He has been retained by attorneys for both Plaintiff and Defense. Mr. Sherwood's extensive swimming pool consulting experience qualifies him to appear in court on the following matters:

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Dennis Gemberling, CHA, CFBE, FMP, FCSI, President and Founder of Perry Group International, has over 35 years of experience in the Hospitality Management industry. His experience includes managing, operating, and consulting on full-service, limited-service, extended-stay, all-suite, condo and timeshare hotels and resorts, casual, fine-dining, and quick-service restaurants, bars and nightclubs, catering and special event facilities, casinos, and mixed-use real estate. 

Mr. Gemberling has held prior positions for different owners, operators, and chains as Senior Vice President, General Manager, Director of Food & Beverage, and Restaurant Unit Manager. He has been retained on over 400 projects with typical values in the $1 million to $75 million range and revenues in the $1 million to $100 million range both nationally and internationally. His many clients have include among others Biscuits & Blues, Cantina’s, Chevy’s, Choice Hotels, Embassy Suites, Hampton Inns, Hilton, Holiday Inns, Hooter’s Casino, Hyatt, Marriott, McDonald’s, Microtel Inn & Suites, Outback Restaurants, Radisson, Residence Inns, Signature Resort, Sizzler, Sonic Drive-Ins, Starbucks, Starwood, Sheraton, Togo’s, Wendy’s, and Willie Mays Skybox Lounge. 

Litigation Support: Dennis Gemberling is a Certified Hotel Administrator, Certified Food and Beverage Executive, Certified Foodservice Management Professional, and Certified Food Safety Manager. He offers expert witness services to attorneys for plaintiff and defendant cases on a variety of Hospitality-related claims. He is a Professional Member of Foodservice Consultants Society International and the Forensic Expert Witness Association. Mr. Gemberling also provides expertise as a Court Appointed Receiver and Interim Property Manager and is currently the Past President and a Board of Director for the California Receivers Forum – Bay Area Chapter. 

Areas of Expertise:

View Dennis Gemberling's Consulting Profile.

Laura Miele, PhD, CST-2, is a Sport, Fitness, and Education Expert with over 30 years of experience in various aspects of sport, fitness, and physical activity including the education, training, and supervision of athletes. Dr. Miele is a Nationally Certified Accredited Interscholastic Coach through the National Federation of State High School Association (NFHS) and has 14 years of physical education experience, (Pre-kindergarten-12) within multiple states across the country.  

Background Experience - Dr. Miele played Division I basketball at Arizona State; was Tight End for the Arizona Caliente, of the Women’s Professional Football League; and was also a New York Golden Gloves semi-finalist in 2004. She began coaching athletes in 1986 and has been involved as a personal exercise and fitness trainer since 1994.  She has traveled extensively throughout the United States and Europe as an athlete and coach and has been involved in consulting, coaching and teaching a wide range of sports including but not limited to; Basketball, Gymnastics, Volleyball, Softball, Baseball, Football, Archery, Bowling, Figure Skating, Hockey, Boxing, Wrestling, Field Sports, Golf, Soccer, Swimming, Track and Field, and Tennis. 

Dr. Miele is a level 2 Certified Service Technician for the International Association of Trampoline Parks. She serves on the Sports Equipment, Playing Surfaces, and Facilities Committee and currently serves and assists on the task force that is in the process of creating the standards for Amusement Challenge Areas. She has given numerous presentations on the topics of sport injury prevention as well as supervision and safety in Amusement Challenge Courses / Trampoline Parks Risk Management.

Litigation Support - Dr. Miele is an expert in fitness, sport and recreation with specific expertise in sports psychology, coaching, recreation, personal training, fitness facilities management/operations, and injury prevention. She is an accomplished athlete as well as an experienced trainer, coach and teacher. She provides expert witness services to attorneys for both plaintiff and defendant. Her services include thorough reporting, depositions, and trial testimony as needed. 

Dr. Miele has relevant experience in the proper teaching standards required by the National Association for Sport and Physical Education (NASPE) for the:

• Proper Supervision Before, During, and After School
• Skill Progression and Instruction
• Proper Use of Safety Equipment
• Practices related to the Role and Responsibilities of Teachers and Administrators  

Areas of Expertise:

• Fitness Facility Operations including Personal Training, Supervision, Risk Management, and Injury Prevention
• Physical Education, Sport and Recreation-Risk Management
• School / Teacher Supervision-Playground-Recess
• Proper Coaching Training Practices and Procedures in Sports
• Gymnastics, Trampoline Parks / Amusement Challenge Courses
• Emergency Preparation and Response in Schools, Fitness and Sport Facilities

Matthew J. Hartley is a noted expert in Lighting, Lighting Design, Product Development, AGI32, and Photometry He has been in the Lighting Industry since 1995. In that time, he has held positions in design, product management, customer service, and design engineering. Mr. Hartley has been employed by manufacturers, lighting software companies, and lighting agencies. He has immersed himself in different facets of the industry including indoor and outdoor lighting, safety and security, lighting and human health, and lighting standards. 

Mr. Hartley has been involved with several standard writing committees within the Illuminating Engineering Society of North America, producing over six standard documents. Since 1999, he has taught Lighting and Lighting Design to diverse groups, from students to seasoned lighting professionals. 

Litigation Support - With such diverse experience, Matthew Hartley brings a unique perspective to the legal industry. His has field experience with commissioning, field survey and verification, and troubleshooting of field designs and equipment issues. Mr. Hartley's services are available nationwide to attorneys representing plaintiff and defendant and include site reviews, written reports, depositions, and trial testimony as needed. 

Areas of Expertise:

View Matthew Hartley's Consulting Profile.