Our Team
BRIAN PFEIFER, Ph.D., P.E.
President / CEO
Dr. Pfeifer is an Engineering Expert with over 25 years of experience investigating thousands of cases involving a variety of forensic engineering issues. He is a leading expert in accident reconstruction, roadside safety, maintenance of traffic, commercial vehicle accidents, pedestrian accidents, bicycle accidents, and the analysis of mechanical systems and product failures. Dr. Pfeifer has a strong background in the design, development, and implementation of roadside safety hardware including guardrails, bridge rails, and crash cushions. Over 33 patents have been filed worldwide on behalf of Dr. Pfeifer and associated colleagues who invented safer guardrail systems, vehicle storage systems, shipping container handling systems, and material handling and storage methods. He has also utilized his technical knowledge and understanding of patents to assist in a number of matters involving patent litigation.
Dr. Pfeifer has published numerous papers to various organizations, covering topics such as new guardrail systems, energy absorbing guardrail terminals, breakaway sign mechanisms, and material handling technology. He has shared his expertise with many organizations on topics including vehicle collisions, bicycle accidents, roadway construction zones, and accident reconstruction expert witness utilization. Dr. Pfeifer is a registered Professional Engineer in three states and he continues to refine his skills and knowledge of accident reconstruction and roadside safety by staying current with new technology and best practices. Dr. Pfeifer has extensive experience with providing deposition and trial testimony as an Engineering Expert.
Betty Gillander, MBA, PMP
CFO
Ms. Gillander, CFO, uses over 30 years of finance, accounting, technology, and project management experience with Fortune 500 companies to run the operations of Quality Forensic Engineering, LLC. Her expertise in managing hundreds of IT and Finance projects around the globe as well as leading the financial operations of Latin American entities and key executive and process reengineering efforts in various industries help her to manage the operations involved with the diverse cases at Quality Forensic Engineering, LLC. Her responsibilities cover the finance, accounting, IT, and Human Resource functions of the company as well as the relationships with outsourced vendors which include those in the banking, technology, commercial/employee insurance, and accounting industries. Ms. Gillander holds a B.S. in Finance and an M.B.A. from Florida State University.
Traci K. Campbell, P.E., CXLT
Senior Engineer
Ms. Campbell has over 22 years of experience investigating, analyzing, and testifying in matters involving a variety of forensic engineering issues. She is a leading expert in the following: industrial accident reconstruction and human factors; slip, trip, stumble and fall analysis; application of standards, codes, and guidelines including OSHA, ANSI, ASTM, Life Safety, ADA and Building Codes; workplace safety related issues; forklift and material handling devices; construction machinery and workplaces; manufacturing equipment; and the analysis of workplace systems and product failures. Ms. Campbell has a strong background working in manufacturing and industrial workplaces including the design, development, and implementation of solutions to ensure safe work environments. She has also been credited as part of a team holding a patent related to safeguarding power hand tools with rotating discs. Her special interests include amusement park and theme park accidents and safety related issues. Ms. Campbell is also a CXLT – Certified XL Tribometrist (slip index evaluation) and a certified counter balance forklift operator.
Ms. Campbell has served as a presenter with the American Society of Safety Professionals (ASSP) regarding slip, trip, stumble, and fall incidents. She has shared her engineering expertise with many organizations on topics including: slip, trip, stumble, and fall incidents; electronic data in the realm of accident reconstruction; safety engineering and the engineering hierarchy; photogrammetry and other accident reconstruction techniques; OSHA compliance; and Industrial Engineering. Ms. Campbell is a registered and licensed Professional Engineer in five states and she continues to refine her skills and knowledge of premises liability and safety engineering by staying current with new technology and best practices.
BRIAN A. Darr, P.E. IAAI-FIT(V), CFEI
Mechanical Engineer / Tire Expert / Fire Investigator
Mr. Darr has 26 years of extensive experience with tires including design, development, manufacturing, quality investigation, race tire preparation and testing of tires at numerous testing facilities. He worked in a tire manufacturing facility as a plant technical engineer where he investigated quality related issues, and, in a Research & Development (R & D) center where he designed, developed, tested, and analyzed tires. Mr. Darr has visited numerous tire production plants such as Goodyear, Bridgestone, Michelin, and Continental tire. He has inherent knowledge of the PAX runflat tire system and C3M manufacturing process. He also was responsible for verifying standards and regulations were met related to tire product and tire pressure monitoring sensors. Mr. Darr has been qualified as a tire expert in State and Federal court. He has completed forensic tire failure analysis on many types of tires (passenger, light truck, radial medium truck, retreads, motorcycle, etc.) in which he referenced 100’s of publicly available tire related documents. He reviews forensic tire reports from outlying offices along with providing marketing support and giving seminars nationwide. In addition to conducting tire failure analysis on thousands of tires, Mr. Darr’s forensic experience includes vehicle accident reconstruction for passenger and commercial vehicles, motorcycles, vehicle component failure analysis and insurance fraud/consistency evaluations. He also conducts crash data retrieval (CDR) downloads for passenger vehicles engine control module (ECM) downloads for commercial vehicles. Mr. Darr evaluates traffic signal timing relating to intersection collisions. He also provides services in product and material failure analysis, cause analysis of plumbing failures, mechanical equipment and machinery failures, vehicle and residential fire investigations, fire suppression system investigations, lightning strike investigations, nondestructive examinations and testing, product design and assessment of conformance to government, corporate, industry, safety, and international standards. Mr. Darr is a graduate of The Ohio State University with a Bachelor of Science Degree in Mechanical Engineering.
Ian M. Zeller, Ph.D., ACTAR
Biomechanical Engineer
Dr. Zeller is an accomplished engineer with more than 10 years of experience in biomechanics and computational dynamics fields. He has investigated hundreds of cases ranging from motor vehicle accidents, recreational incidents, medical device designs, as well as injuries from product liability all across the United States. Dr. Zeller has graduate level experience in computational dynamics and orthopedic biomechanics with a specific emphasis in dynamics, vibrations, joint contact mechanics, and muscle control during static and dynamic loading applications. Dr. Zeller’s past research includes clinical and computational analysis of the human body with respect to the design and implantation of orthopedic devices for the knee, hip, and spine. He has published in peer-reviewed journals and presented research at both technical and surgical conferences in North America, Europe, and Asia.
Dr. Zeller has an extensive background in biomechanics including the development, validation, and application of mechanical models of the human body using statistical modeling and prediction techniques coupled with motions captured from live human subjects. These models are parameterized for anatomy and physiology and are capable of simulating and predicting joint mechanics for healthy, diseased, and surgically-repaired knees in living subjects of varying demographic groups, facilitating improved targeting of interventional strategies and techniques. Dr. Zeller also worked with surgeons across the United States in the design and assessment of knee replacement devices, including personalized and prototype devices to optimize for efficacy and safety.
Dr. Zeller Additionally is accredited as a traffic accident reconstructionist and continues to conduct research as well as maintain a current knowledge of developing trends and best practices in the biomechanics and engineering fields. Dr. Zeller has published to various organizations on topics ranging from knee replacement design, forward solution modeling, joint mechanics, personalized joint replacements, material structures and properties as well as biological modeling of disease distributions. He also has an extensive testifying history including depositions, trials, and arbitrations.
Sean P. Vozza, BSME
Mechanical Engineer
Mr. Vozza is a Mechanical Engineer who investigates cases involving a variety of forensic engineering issues. He has worked on over 500 accident reconstruction cases in the past seven years, providing analysis on topics such as roadside safety, maintenance of traffic, commercial vehicle accidents, and the analysis of mechanical systems and product failures. His accident reconstruction cases have included automobiles, trucks, tractor-trailers, motorcycles, pedestrians, watercrafts and various machinery and products. He also works with ANSI and ASTM standards, powered mobility devices, digital/graphic accident reconstruction, 3D laser scans, and unmanned aerial vehicle systems.
Mitchell A. Chermak, BSME
Mechanical Engineer
Mr. Chermak is a Mechanical Engineer specializing in accident reconstruction and forensic engineering research and analysis. He has worked on over 200 accident reconstruction cases over the last five years, which have included automobiles, trucks, tractor-trailers, motorcycles, pedestrians, bicycles and various machinery and products. He has provided technical analysis on patent infringement cases, research and analysis regarding ANSI and ASTM standards, and 3D simulation and animation of vehicular accidents. Detailed inspections of vehicles and scenes included the acquisition and analysis of Airbag Control Module (ACM) data, Tractor Trailer Electronic Control Modules (ECM) data, 3D laser scans, and unmanned aerial vehicle imagery. He also provides analysis on topics such as roadside safety, maintenance of traffic, and mechanical systems and product failures.
Erich L. Breedlove
Forensic Specialist
Mr. Breedlove is a Forensic Specialist with over 11 years of experience in accident reconstruction and forensic consulting. He has worked on hundreds of accident reconstruction cases over the years, specializing in collisions with automobiles, tractor‐trailers, pedestrians, motorcycles, and bicycles. His background includes detailed inspections of vehicles and scenes and analysis of electronic module downloads for both automobile airbag control modules and tractor‐trailer electronic control modules. Mr. Breedlove also has experience with 3D modeling and 3D simulation using technologies such as Pix4D aerial mapping, PC‐Crash, and FARO laser scanning. Other related work includes ANSI, ASTM, and SAE research, articulated vehicle turning analysis, and photogrammetry modeling.
Tyler White, BSME
Mechanical Engineer
Mr. White is a Mechanical Engineer who investigates cases involving a variety of forensic engineering issues. His accident reconstruction cases have included automobiles, trucks, tractor‐trailers, motorcycles, pedestrians, bicycles, and various machinery and products. He is experienced in documentation and evidence preservation through cutting edge technologies such as FARO scanners, Bosch CDR tools, and small unmanned aircraft systems. He also provides analysis on topics such as roadside safety, maintenance of traffic, mechanical systems and product failures, and ANSI and ASTM standards. Along with actively pursuing his Professional Engineer license, Mr. White continues to refine his skills and expand his knowledge through continuing education.
Tomas Bertone, BSME
Mechanical Engineer
Mr. Bertone is a Mechanical Engineer and new graduate of the University of Florida. He assists with accident reconstruction cases involving a variety of forensic engineering issues. He uses cutting edge technologies such as FARO scanners, Bosch CDR tools, and small unmanned aircraft systems to help document scenes and preserve evidence. He continues to refine his skills and expand his knowledge through continuing education.
ALEXANDER J. HADID, BSME
mechanical engineer
Mr. Hadid is a Mechanical Engineer and new graduate of the University of Florida. He assists with accident reconstruction cases involving a variety of forensic engineering issues. He uses cutting edge technologies such as FARO scanners, Bosch CDR tools, and small unmanned aircraft systems to help document scenes and preserve evidence. He continues to refine his skills and expand his knowledge through continuing education.
Patrick D. Weber
Forensic Technician
Mr. Weber is a Forensic Technician with 55 plus years of law enforcement and accident reconstruction experience who specializes in accident site preservation and documentation. He is experienced in providing engineering support in the areas of accident/incident analysis, analysis of police photos and surveillance videos through use of photogrammetry, accident site surveying/mapping and photogrammetric documentation, and analysis of vehicle damage. As the investigation process continues, his duties include deposition testimony analysis, file analysis and related research to create scale Court diagrams depicting the accident scene with physical evidence present for subsequent accident reconstruction purposes.
Dave Schumaker
Forensic & Controls Specialist, Contractor
Mr. Schumaker is a Forensic & Controls Specialist with over 35 years of electrical and controls engineering experience. He has spent the past 30 years in industrial automation. He is experienced in providing engineering and design support for commercial and industrial electrical control systems, power distribution systems and general electrical systems. Mr. Schumaker also has over 8 years of experience in the field of Forensic Engineering, working on numerous cases involving accident reconstruction of vehicles, bicycles and pedestrians as well as cases involving maintenance of traffic, construction zones, mechanical designs and failures, and electrical fire analysis.
Iola J. Goeke, SPHR
Senior Manager
Ms. Goeke actively serves with the executive management team providing guidance to staff for consistent application of corporate directives, management philosophies, policies, and procedures in support of the initiatives and strategic goals of Quality Forensic Engineering, LLC. She uses over 30 years of experience to manage the day-to-day administrative operations including the development and implementation of the entire marketing program and the management of facilities. Ms. Goeke is instrumental in providing leadership, direction and training to staff, assisting with new hires, employee orientation and employee counseling. She also administers human resource matters for the firm, develops policies and procedures, and assists with vendor and contract management.
CHRISTINA CUNNINGHAM
FINANCE MANAGER
Ms. Cunningham has over 30 years of financial experience in banking and cost planning. Her early career was spent in banking and focused on establishing a compliance program, writing policies and procedures, training employees, and conducting audits and internal control processes. Ms. Cunningham became certified as a Regulatory Compliance Manager during this time. The next 19 years were spent working with L3Harris Technologies (formerly called Harris Corporation) in compliance and finance roles. After successfully completing a two-year Business Operations Development Program, Ms. Cunningham moved to cost planning where her focus was on data analysis and managing budgets from $80M to $100M, which covered 2,800 employees. Ms. Cunningham worked on various large projects implementing IT systems and processes/procedures due to a reorganization and merger consolidation. Her focus has always been on teamwork and good customer service.
Melissa Walker
Administrative Assistant
Ms. Walker is responsible for providing administrative and case management support to Dr. Pfeifer and his engineering team, assisting them, and our clients, with the logistics and coordination of vehicle and scene inspections, testimony schedules and maintenance of the case management system. She also assists the Senior Manager with the marketing program by coordinating marketing trips and facilitating meetings with clients and potential clients.
Julia Anzalone
Administrative Assistant
Ms. Anzalone is responsible for providing administrative and case management support to Ms. Traci Campbell and other technical personnel, assisting them, and our clients, with the logistics and coordination of vehicle and scene inspections, testimony schedules and maintenance of the case management system. She also assists the Senior Manager with the marketing program by coordinating marketing trips and facilitating meetings with clients and potential clients.
Maria Acosta
Maintenance Technician
Ms. Acosta provides custodial services for the firm and is instrumental in maintaining the cleanliness of our corporate office.
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