Who We Are

Rachel Copperman has expertise in developing and applying travel demand models. Her focus areas include developing advanced and innovative models and intercity passenger rail and urban transit ridership forecasting. She is a leading expert in incorporating uncertainty and risk analysis within the travel forecasting process.

Antoinette serves as a Junior Transportation Analyst in the Planning and Management group. She supports corridor and area-wide studies through adaptation planning, policy and environmental analysis, with a particular focus on transportation resilience. She recently earned her Bachelor's in Bioengineering with a concentration in Sustainability from Cornell University and previously interned at a multinational management consulting firm in New York.

Interests & Hobbies

Outside of work, Antoinette is a huge dog lover who enjoys painting, cooking and running.

Karl graduated from UC Berkeley in December 2020 with a Master of City Planning and MS in Transportation Engineering. During his graduate studies, Karl focused his research on micromobility policy and transit use and demand. Prior to that, Karl worked as an energy consultant for clients in New England and graduated from Bowdoin College in Maine.

Interests & Hobbies

Karl enjoys staying active in his free time by hiking, swimming, biking, and playing tennis.

I work in traffic operations and I have been with CS for over three and half years. My work areas include transportation system management and operations (TSMO), intelligent transportation systems (ITS), traffic signal design and analysis, travel time analysis, traffic safety studies and transportation data analysis. I have been involved in diverse projects focused on areas such as integrated corridor management, managed lanes operations, connected and autonomous vehicles, DTA simulations etc. My simulation/intersection analysis skills include AIMSUN, VISSIM, TransModeler, VISTRO and SYNCHRO, spatial analysis skills include QGIS and ArcGIS, and my programming and analytical skills include Python, MATLAB, R Studio, Tableau and JMP.

Interests & Hobbies

My hobbies include playing and watching cricket and soccer; photography; watching movies; and travelling. I am a fun loving person and I like to make new friends.

Mr. Hopwood is a Traffic Safety Engineer of Cambridge Systematics with over 11 years of experience in transportation safety analysis and planning. He is experienced in managing a variety of teams and projects driven by safety data analyses, including Strategic Highway Safety Plans and Local Road Safety Plans. Mr. Hopwood is adept at utilizing safety data and predictive analysis to guide these planning efforts towards outcomes with quantifiable benefits that support safety investments and decisions. These outcomes are supported by strategies and implementation plans he developed for Vision Zero and Toward Zero Deaths initiatives, as well as HSIP Implementation Plans, Highway Safety Plans, Long Range Transportation Plans, and Highway-Rail Grade Crossing Safety Action Plans.

Interests & Hobbies

In his free time, Cory enjoys exploring all NYC has to offer. He lives in Manhattan, is a major foodie, and always loves being asked for a good dinner recommendation, as well as receiving them!

Lorrie leads CS' Safety Practice and is a Principal of the firm with 43 years of experience in transportation safety planning and program development. She has worked extensively with stakeholders at the Federal, state, and local levels, including 10 years as Administrator of the Ohio State Highway Safety Office, to plan and implement effective transportation safety programs focused on reducing fatalities and serious injuries for all road users.

Dan Haake leverages 15+ years of experience to help clients navigate infrastructure and policy challenges to improve their quality-of-life and competitiveness in today’s global marketplace. He has advised public and private organizations in 25 states and four countries on a wide range of transportation issues, including: goods movement, mobility, funding/financing, policy and electrification.

A national leader, Dan serves as the chair of TRB’s Trucking Industry Research Committee and past chair of ITE’s Urban Goods Movement Committee. He is an active member of APA’s national Legislative and Policy Committee and TRB’s Intermodal Freight Transport Committee. Dan has written over 25 publications, developed training courses and conferences, and served as an adjunct professor. He has been on the record for CQ Roll Call, NPR and Bloomberg.

Danny Shopf is an Associate with Cambridge Systematics, Inc. He has experience in long range policy planning and safety planning. Danny provides support for the development and implementation of Florida's statewide long range plan, the Florida Transportation Plan (FTP) and Florida high-priority transportation network with the Strategic Intermodal System (SIS) Policy Plan. Danny has also developed Strategic Highway Safety Plans (SHSPs) for multiple states and currently supports multiple traffic safety coalitions focused on SHSP implementation.

Mr. Stock is a economist, researcher and quantitative analyst experienced in developing and executing innovative methods to collect and analyze information to support client research goals. His clients have included the Federal Highway Administration (FHWA), U.S. Department of Homeland Security (DHS), U.S. Federal Motor Carrier Safety Administration, and Transport Canada, as well as many regional, state and metropolitan agencies. His 40 years of experience includes regional economic impact assessment, benefit/cost analysis, operations analysis, policy analysis, business case development, grant writing, and research design and management. His focus for the past 27 years has been on determining impacts of programmatic, technological and infrastructure improvements on the profitability, efficiency, safety and security of transportation systems.

As the CS Client Relationship Manager, Susan brings her "insider's" understanding of government to her CS clients based on her interdisciplinary skills and customer perspective developed during a unique public service career at USDOT, the US House of Representatives, the US Senate, and OMB. She broke the glass ceiling as the first woman to lead an FHWA field office as Division Administrator -- giving her insights into strategic management, program delivery and problem solving that are valuable to her clients. Her focus on funding and financing, performance-based needs analysis, legislation, and transportation policy analysis have been successfully applied in an eclectic portfolio of national and state clients such as TRB's Interstate Futures Study, FHWA "reinvention" of the Conditions and Performance Report, exploration of road user charging via a New Zealand study tour and analyses of education strategies for VMT strategies, and studying the implications and current use of program flexibilities under the Federal-aid Highway Program.

Interests & Hobbies

During the pandemic, she returned to her creative hobbies, needlepointing, knitting, and crocheting up a storm. She's now turning to her stained glass and quilting projects. All will help decorate the house that she, and her husband Michael, are updating at the beach.

With 25 years of experience in transportation planning, traffic engineering, demand modeling & simulation applications, Ali joined Cambridge Systematics as an expert transportation planner and modeler. Currently, he is working onsite at the New York Metropolitan Transportation Council (NYMTC), where he provides wide range of support and assistance across several teams including the technical, planning, application and survey units. Due to his familiarity with the regional transportation system and local travel behaviors, he payed a critical role on all aspects of the New York Best Practice Model (NYBPM) developments. He has been the senior contributor and project manager for the development and successful completion of the post processor software for air quality as well as the congestion management software. Ali's wide range of experiences has helped him to provide guidance and assistance to NYMTC's member agencies on issues such as system resiliency, social equity, travel time reliability, road diet planning, evacuation planning and identifying performance measures.

Interests & Hobbies

In my free time, I enjoy biking, walking, listening to world music, reading, preparing meals with my wife, and gardening in the backyard.

Dr. Newman is an expert at developing and using demand forecasting models, with more than 20 years of expertise across a broad portfolio of applications, including urban planning, public safety, and aviation. He is the author of Larch, an award-winning open source tool for the estimation and application of large-scale advanced discrete choice models, and a developer for ActivitySim. He has played a key role in developing and maintaining the travel demand models used by the California High-Speed Rail Authority, and has led the development of TMIP-EMAT, an exploratory modeling and analysis toolbox.

Interests & Hobbies

Jeff has served as a volunteer firefighter, has performed improv for a sold out crowd at the Park West theater, and defeated a political machine incumbent for election to public office in Chicago. He currently lives and bikes year-round in La Crescent, Minnesota where he serves on the school board for the La Crescent Montessori and STEM school.

Robert Skinner served as the Executive Director of the Transportation Research Board (TRB) of the National Academies of Sciences, Engineering, and Medicine from 1994 to 2015. Prior to becoming Executive Director, Skinner directed TRB’s policy study activities. Before joining TRB, Mr. Skinner was a Vice President of Alan M. Voorhees and Associates, a transportation consulting firm.

In a volunteer capacity, Skinner served on the Metrolink (Los Angeles) Commuter Rail Safety Review Panel and chaired the Special Advisory Panel for the Stem-to-Stern Safety Review of the Boston Central Artery/Tunnel Project. In addition, he has served on a number of university and other research advisory groups. Current assignments include the advisory boards for the MIT-Portugal Project; the University Transportation Center, a joint research center of Carnegie Mellon University and University of Pennsylvania; UCLA Institute of Transportation Studies; the Voorhees Transportation Center at Rutgers; and NCE, a Nevada-based engineering firm.

Skinner earned his bachelor degree in civil engineering from the University of Virginia and received a master degree in civil engineering from the Massachusetts Institute of Technology. A registered professional engineer, Skinner has received the Director’s Research Champion Award from the Texas Transportation Institute (2011), the James Laurie Prize from the American Society of Civil Engineers (2003), and the P.D. McLean Memorial Award from the Road Gang (2001). He was the 2015 recipient of the Frank Turner Medal for Lifetime Achievement in Transportation and the 2016 recipient of the George S. Bartlett Award.

David brings 20 years of experience in statewide and regional multimodal transportation planning, policy analysis, performance management, climate change mitigation, and short- and long-range plan project prioritization. Over the last decade, he has managed or supported a diversity of statewide and regional, high-profile planning and policy projects, including multiple examples throughout the mid-Atlantic region, including West Virginia, Maryland, and Virginia, as well as in the southeast throughout North Carolina and Georgia.

Interests & Hobbies

David enjoys spending time with his family, including coaching youth sports teams, hiking, and mountain biking.

Scott focuses on market and operations analysis of transit and shared mobility systems around the US. He is motivated by historic inequity, a changing climate, and the need to build strong and resilient communities. Pulling together cutting-edge data analytics and context-sensitive stakeholder engagement into a cohesive and innovative planning approach, Scott works with his colleagues to help clients plan, fund, and operate the next generation of mobility options.

Interests & Hobbies

Originally from North Carolina, Scott resides in Austin, TX where he rides his bicycle, plays steel guitar in an alt-country band, and survives on a steady diet of pollo asado and Lone Star Light.

Kathy Stein is a transportation planner with four decades of experience in the public and private sectors. Now an independent consultant, she is cofounder and former owner of the transportation planning and traffic engineering firm Howard/Stein-Hudson Associates. In prior years, she served as Director of Transportation for the New York City Department of City Planning and Director of Field Staff for the metropolitan Boston region’s Central Transportation Planning Staff. A leading authority on public involvement and strategic planning in transportation, she has served on Transportation Research Board committees and Cooperative Research Program panels, chairing the Public Involvement, Strategic Management, and Management and Productivity Committees and the Division A Council. Ms. Stein was appointed a lifetime Associate of the National Academy of Sciences in recognition of her contributions to the field. For the Board on Earth Sciences and Resources on the National Research Council, she chaired a panel on data needs for place-based decision-making which led to the book Community and Quality of Life: Data Needs for Informed Decision-Making, published by the National Academy Press in 2002. She also served on the board of the Institute for Civil Infrastructure Systems at New York University and was elected Woman of the Year by the Boston Chapter and the national organization of Women’s Transportation Seminar. She received a Master’s degree in regional planning from the University of North Carolina and a Bachelor’s degree from Mount Holyoke College.

Jyoti works as a Transportation Analyst Jr I and supports Florida DOT District 4 contracts held by CS, including Level of Service reporting for the Planning office and transit corridor analysis for the Modal Development office as well as resilience projects across Florida.

Interests & Hobbies

In his spare time, Jyoti likes to play soccer, and tennis. Jyoti also enjoys hiking, watching movies, and trying different cuisines.

Reagan Lynn partners with CS leaders and stakeholders to better understand, tailor, and communicate CS' offerings to clients. Focus areas include Software, Transit & Shared Mobility, Data Analytics and Asset Management. Reagan can often be found developing or delivering a software demonstration for a client; coordinating internal conversations around client needs; or crafting a proposal, conference abstract, or blog post.

Interests & Hobbies

In his free time, Reagan enjoys spending time with his wife Sarah and their dachshund Luke, gathering with their church family, and taking in an episode of Comedians In Cars Getting Coffee.

Stacy M. Cook is a Senior Project Manager (Sr. Associate) at Cambridge Systematics Inc. (CS) with over 15 years of experience in transportation and land-use planning, project management, and facilitation. She has led the development and approval of high-profile plans and reports. She helps federal, state, local, and transit agencies to develop and advance plans, policies, and programs. Ms. Cook provides expert advice on sustainable and resilient transportation planning by helping agencies identify, prioritize and promote land-use and transportation strategies and investments to achieve agency goals to reduce greenhouse gasses and congestion, improve multimodal network connectivity, safety, resiliency, and to drive better economic, and equitable outcomes. Ms. Cook’s work focuses on helping agencies to problem-solve and navigate change through application of data and developing plans and policies.

Interests & Hobbies

When not planning for transportation, Stacy likes to kayak, bike, learn Norwegian, and develop gardens for pollinators and other wildlife.

Mr. Harrington is Regional Manager for Cambridge Systematics’ planning practice in the Mid-Atlantic region with more than 28 years of professional experience in transportation planning in the public and private sectors. Tom has served as a Project Manager in multiple studies that focus on transit systems planning, transit corridor studies and alternatives analysis, and performance-based multimodal evaluation and project prioritization.

Interests & Hobbies

In his free time, Tom spends time biking and swimming. He lives in Silver Spring, Maryland with his wife Claire and daughter Fiona.

Sheldon is a skillful leader, team-builder and manager who reaches across offices and practice areas to collaborate, innovate, and problem-solve. Sheldon has an exceptional ability to communicate complex issues and ideas like data and modeling. He has been instrumental in modeling and planning activities across the Southeast, providing our clients with data-driven results. That talent, together with his consistent dedication to supporting his peers in delivering the highest quality work, has made him a highly sought-after collaborator and mentor to junior, mid- and senior-level staff.

Ms. Valenti has more than 17 years of experience and serves as a Senior Designer and Section 508 Specialist. At Cambridge Systematics (CS), she conceives and creates a full range of design products, including infographics, logos, product overviews, brochures, print ads, posters, and cards—integrating new design concepts and themes to meet the unique requirements of individual clients. She edits documents for grammar, spelling, punctuation, format, and overall consistency according to the firm’s style sheet or client guidelines. She creates special formats and templates from client specifications and proofreads documents for revision quality and correct formatting. Ms. Valenti is well versed in Section 508 requirements, including WCAG 2.0 Level AA; develops templates with fonts, color palettes, graphics, and tables that meet these requirements; and prepares final deliverables in both 508-compliant HTML and accessible PDFs. In addition, she has written internal and client-facing guidebooks on how to prepare deliverables with accessibility in mind and has delivered multiple educational presentations on this topic, focusing on the importance of accessibility. She also has provided voiceover for a range of efforts, including training materials for the National Highway Institute. Ms. Valenti is an effective communicator and collaborator and is able to advise clients on best practices in design and 508 accessibility. She is fluent in Spanish.

Interests & Hobbies

In her free time, Angela enjoys cooking, travel, and going for walks. In the summer she spends as many days as she can at the beach.

Fareeha describes herself as an interdisciplinary practitioner with a passion for visual storytelling and using functional design to solve problems. She holds a Master’s degree in Creative Publishing and Critical Journalism from The New School as well as a Bachelor’s degree in English (Honours) from the Lahore University of Management Sciences.

Interests & Hobbies

As a multidisciplinary artist, Fareeha is also a creative nonfiction writer, journalist, and illustrator. She is working on a collection of mixed-media short stories titled “Good Writing, Lucifer”.

Rob Kasameyer brings a significant strategic perspective to Cambridge Systematics, based on his experience operating, counselling and directing companies. As CEO of a cloud-based provider of compliance management solutions, he has created value for industrial companies in process instrumentation, auto parts, electronic enclosures, aerospace parts and compliance. As a Consultant, he has provided strategic and financial counsel to numerous clients including the World Bank. Mr. Kasameyer has participated in a number of corporate and non-profit boards. He currently serves on the Board of Directors for Cambridge Systematics as the Compensation Committee Chair and for the Harvard Business School Association of Boston. Mr. Kasameyer earned a Master of Business Administration from Harvard Business School and a bachelor degree from Tufts University.

Wendy has more than 19 years of experience coordinating and developing strategic proposals for state and local transportation agencies. She supports the firm's new business activities in the Western region.

Interests & Hobbies

In her free time, Wendy coaches her daughters softball team and enjoys watching her kids play baseball, hockey, soccer, and softball.