John Olszewski

John is an experienced systems architect, software developer, and project manager with decades of experience helping clients translate needs into solutions. As a skilled technologist and researcher, he brings an exceptional business acumen and management perspective to every project and ensures his client solutions are strategic, actionable, and successful. John has a history of delivering results across a range of industries in both the private and public sectors. He has developed customized and scalable data and web solutions that leverage artificial intelligence (AI) and machine learning for software, media, and health care applications.

Before joining RSG, John received grant funding from the National Institutes of Health to co-develop an AI-informed platform to generate radiation therapy treatment plans for cancer patients, partnering with three nationally recognized medical centers. He has served as CTO for Subtext Media, a hyper-local news site headquartered in White River Junction, Vermont. For many years, John oversaw his own custom development company, leading teams in building outstanding technology-led client experiences.

John and his wife, Eileen, live in Norwich, Vermont, where they raised their three sons. When not working, you can find John playing music, hiking, or biking on a trail, or taking his O’Day Mariner for a sail on Mascoma Lake with friends and family.

John (Jay) Evans, PE, AICP

Jay Evans is the Chief Operating Officer for RSG, addressing successful delivery of projects across all markets through supportive business operations and sustainable leverage and growth of our most important asset – our people. Jay has over 25 years of relevant experience, including in business operations, corporate finance, and consulting practice. He has performed consulting in both the public and private sectors, working in the transportation, telecommunication, energy, real estate, and consumer packaged goods industries. His project work has ranged from travel demand forecasting model development and application to strategic decision support for major investments. He has served in a variety of Project Management and Program Manager roles.

Prior to joining RSG, Jay was an operations executive and principal consultant with Cambridge Systematics. He was a lead author and co-Principal Investigator for Transit Cooperative Research Program (TCRP) Report 95, the Traveler Response Handbook, and contributing author and Principal-in-Charge for National Highway Cooperative Research Program (NCHRP) Report 716, Travel Demand Forecasting: Parameters and Techniques.

Jay enjoys city living with his partner of 25+ years in Washington, D.C. and engaging in interesting travel, bicycling adventures, and crossword puzzles.

Jay is a registered Professional Engineer in D.C., Florida, and Virginia.

Andrew Rohne

Andrew focuses on transportation data analytics. He is skilled at using R and Python to analyze and visualize data and is an expert at model implementation in Cube Voyager. He also has significant experience visualizing data on websites and working with GIS and GPS data.

Prior to joining RSG, Andrew was the transportation modeling manager at the Ohio-Kentucky-Indiana Regional Council of Governments where he directed all travel modeling data collection, analysis, application, and development. He was also a consultant at Tindale-Oliver & Associates where he focused on roadway performance analysis and long-range transportation planning.

Andrew is an active member of the Transportation Research Board and maintains the websites for the TRB Transportation Planning Applications Committee and Conference and the TRB Travel Survey Methods Committee. He also maintains the website for the Ohio Travel Demand Model User Group.

Andrew lives near Cincinnati, Ohio with his wife and three kids. He is an active runner, homebrewer, and amateur radio operator.

Ben Swanson

Ben leads traffic operations work at RSG. He is a skilled analyst and has been the principal investigator for hundreds of traffic operations and planning studies, specializing in microsimulation modeling and air quality analysis. Since joining RSG in 2007, he has managed projects for both the public and private sectors, including traffic impact studies for private development and detailed microsimulation models of highway interchanges for state agencies.

Outside of RSG, Ben serves as Secretary on the Board of the Vermont Institute of Transportation Engineers and as Board Chair for the Upper Valley Transportation Management Association. He enjoys riding his bikes (mountain and road), running on the local trail networks, and skiing with his wife and daughter. He is also perpetually and happily doing yardwork.

Jonathan Slason, PE

Jonathan is a director at RSG focused on the ways we fund, plan, and construct our transportation facilities. With over ten years of private consulting experience, including four years based in Auckland, New Zealand, Jonathan manages RSG’s east coast traffic operations, transportation planning, and engineering design practices. His experience is firmly rooted in the detailed design and operations of traffic signals, freeways, intersections, and pedestrian and bicycle facilities. The nexus of his interests and experience has served organizations and governments by producing actionable transportation plans and policies.

Jonathan has worked internationally on mixed use land use projects, assessed multi-modal capacity, and has developed several fair share contribution systems to fund local transportation improvements in addition to municipal and statewide impact fee systems in the Northeast and Florida. He has also led the transportation component of significant infrastructure projects and urban development, such as an New Lynn downtown redevelopment consisting of a new bus and rail station, numerous streets and signals, bridges, rail tunnel, and New Zealand’s first ‘shared street.’ His international experience includes developing urban transportation plans for municipalities throughout Belize; a circulation and traffic safety plan for a cruise ship terminal redevelopment in Port Villa, Vanuatu; and reviewing roadway upgrades in Samoa. He has also completed a number of planning and operational studies around land use intensification in Northwestern Vermont around Exit 12 in Williston, Exits 16 and 17 in Colchester, and Exit 20 in Saint Albans.

In his time outside of the office, Jonathan embraces many of the activities that Vermont offers—be it bicycling, hiking, telemarking, or snowboarding—and enjoying great locally produced food with his wife, their son, and friendly golden retriever, Teddy. A seventh-generation Vermonter, he works hard to support and maintain a quality place to live, work, and play, and always enjoys watching a solid All Blacks test.

Jonathan is a registered Professional Engineer in Vermont.

Mark Bradley

Mark Bradley is an internationally recognized leader in advanced methods for travel demand forecasting. As an original developer of DaySim, one of the leading modeling platforms for activity-based travel demand modeling, Mark leads the ongoing application and development of DaySim for RSG’s clients. Mark is also an expert in the design of various types of travel surveys, and is a frequent expert advisor on RSG’s travel survey projects.

He joined RSG in 2012, bringing nearly 30 years of experience developing travel demand forecasting methods and tools for clients in many countries. Mark was first introduced to travel demand modeling as a student at Dartmouth College by professor, Tom Adler, founder and current President of RSG. After working for Cambridge Systematics and the University of Oxford, Mark became a founder of Hague Consulting Group in 1986, working for clients such as Eurotunnel and various national railways and ministries of transportation around Europe. In 1995, Mark returned to the U.S. and was an independent consultant based in California for 17 years, collaborating with RSG on many projects during that period. Mark moved to Santa Barbara, CA in 2002, and enjoys hiking, kayaking, and painting.

Colin Smith

Colin leads RSG’s freight model development projects. He has worked in transportation planning since 1999, with an emphasis on using survey data, discrete choice models, and network modeling tools to understand aspects of travel behavior such as freight movement, long distance passenger travel, airport choice, and airport ground access; to model the greenhouse gas emissions from transportation; and to forecast demand for new transit services and highway capacity. Colin is currently engaged on projects for the Transportation Research Board, Federal Highway Administration, and various state departments of transportation and metropolitan planning organizations.

Prior to joining RSG in 2003, Colin worked for Symonds Group, Ltd. in London in the Transport Planning team, where he consulted on demand forecasting and transportation planning projects in the UK and Europe.

Colin lives in New Hampshire with his family and enjoys spending time with his kids, hiking, trail running, cycling, gardening, and gradually renovating his old house.

William Woodford

William Woodford leads RSG’s Transportation Analysis work group which focuses on collecting data, developing analysis tools, and applying these analytical methods to help transportation agencies plan their future.

Before joining RSG in 2011, Bill had over 30 years of consulting experience in the areas of travel demand forecasting, ridership forecasting, and transportation planning. His project experience includes planning of fixed guideway transit New Starts projects with a particular emphasis on transit ridership forecasting, alternatives analysis, and system analysis. He has consulted with many of the largest transit agencies in the United States including those in New York, Newark, Washington, Chicago, Denver, Los Angeles, and San Jose. He has worked with the Federal Transit Administration and Federal Highway Administration and state DOTs in New York, Virginia, and Maine.

Bill lives in the Washington, DC area and spends his free time hiking, cycling, and relaxing on the Delaware shore.

Maren Outwater, PE

Maren Outwater leads the transportation work and is part of the Leadership Team at RSG. She joined RSG in 2010, bringing with her over 25 years of experience developing forecasting models and over 20 years of progressive experience in managing complex model development efforts. She has designed and built forecasting models for activity-based passenger travel, land use, tolling, rail and transit ridership, environmental and economic impacts, and commercial and freight mobility. With a focus on bridging the gap between academic research and practical applications, Maren develops forecasting tools to answer policy questions, to produce performance metrics, and to evaluate innovative transportation investments. She is actively engaged in federal research projects to evaluate autonomous and connected vehicles, improve smart growth and transit, and develop long distance and freight demand models. She is also a registered Professional Engineer in Florida and California.

Maren served, before joining RSG, as the Director of Data Systems and Analysis for the Puget Sound Regional Council (PSRC) in Seattle, Washington. While at the PSRC, she managed a staff of 25 with a biannual budget of $7 million, and led the land use and travel modeling, geographic information, and technology activities of the agency. Her resume also includes management of the West Coast operations of Cambridge Systematics’ travel demand forecasting division.

Maren now lives in San Diego with her family and enjoys kayaking, hiking, biking, tennis, golfing, and cooking.

Maren is a registered Professional Engineer in Florida and California.

Michelle Lee, GISP, PMP

Michelle Lee leads RSG’s transportation behavior research work and has extensive experience managing statewide and regional household travel survey programs. Her background in geographic information systems (GIS) and global positioning system (GPS) technologies was essential to the development of RSG’s industry-leading smartphone-based GPS travel survey app, rMove™. Michelle applies logical thought processes to develop creative, data-driven solutions for RSG's clients.

Michelle has more than 20 years of project management experience. In that time, she has managed dozens of transportation, technology, survey, planning, environmental, health, and physical activity projects. Michelle began her career at the Center for Geographic Information Systems (CGIS) at Georgia Tech before transitioning to work for private sector consulting firms.

A graduate of Michigan State University, Michelle serves on the Alumni Advisory board for the MSU Department of Geography. She returned home to Florida in 2017 and currently resides on Florida’s Space Coast with her family. Michelle enjoys watching rockets launch and manatees swim from her backyard.

Eddie Duncan, INCE Bd. Cert.

Eddie Duncan helps clients, the public, and regulators understand the physical phenomena of sound, how it relates to their projects, how it affects people and the environment, and how to reduce impacts. He is Board Certified through the Institute of Noise Control Engineering and is a member of the Acoustical Society of America. Some of his professional interests include developing scientifically sound noise pollution policy that reflects public values and characterizing soundscapes in rural areas and natural environments.

Eddie has over 20 years of experience conducting noise assessments of proposed developments and infrastructure, compliance studies, mitigation planning, research in methodologies for monitoring and modeling outdoor sound, policy development, and architectural acoustics. With a passion for continuous learning, he brings a diverse set of experiences having worked across many different public and private sectors, including power transmission, renewable energy, transportation, public lands, recreation, mining, manufacturing, healthcare, education, and commercial and residential development.

When not at his desk, in the field, or on the stand, Eddie enjoys hiking, biking, and fishing with his family and playing euro-style board games. He lives in Hartford, Vermont, with his wife, kids, and cat, Luna.

Stephane Hess, PhD

Stephane Hess is Professor of Choice Modelling in the Institute for Transport Studies and Director of the Choice Modelling Centre at the University of Leeds. He is also Honorary Professor in Choice Modelling in the Institute for Transport and Logistics Studies at the University of Sydney, and affiliated Professor in Demand Analysis at KTH Royal Institute of Technology in Stockholm. His main research interests lie in the use of advanced discrete choice models for the analysis of travel behavior—an area where he has numerous contributions to the state of the art in the specification, estimation, and interpretation of such models.

Stephane has published more than 90 journal papers—including several on the benefits of advanced structures in actual large-scale transport analyses—and several book articles, as well as having made over 100 presentations at international conferences. In addition to his academic research, he is also the founding editor-in-chief of the Journal of Choice Modelling, the founder and steering committee chair of the International Choice Modelling Conference, and the co-chair for the 14th International Conference on Travel Behaviour Research. He is an associate editor of Transportation Research Part E and serves on the editorial advisory board of two other leading journals: Transportation Research Part B and Transportation. He is also a member of the two key academic transport modelling committees of the Transportation Research Board and a board member of the International Association for Travel Behaviour Research.

Stephane lives in the North of England and, when it's not raining, he likes to explore the countryside with his two young children. He also likes traveling.