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.
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.
Florian Fessel, PhD
Florian specializes in market research for transit agencies with expertise in behavioral research of transit customers. He has conducted dozens of research projects related to attitudinal surveys, customer satisfaction studies, origin-destination studies, stated preference studies, focus groups, and qualitative research. In his role, he manages these projects from start to finish, including designing and developing methodologically sound surveys and experimental research, supervising the fielding effort, conducting statistical analyses, and communicating the results and implications. He has managed such projects for the Port Authority of New York & New Jersey, NY MTA, Chicago's RTA, Chicago Transit Authority, Pace Bus, Utah Transit Authority, Triangle Transit Authority, and Charlotte Area Transit System.
Outside of RSG, Florian enjoys exploring cities, eating out, and brushing up on his rudimentary French. He lives with his husband, Luke, and English Bulldog, Fritzi, in Washington State.
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.
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 a professor of choice modeling and the Director of the Choice Modelling Centre at the University of Leeds, where he is based in the Institute for Transport Studies. He is also a part-time professor of decision modeling, artificial intelligence (AI), and mobility research at Delft University of Technology. He is an honorary professor of choice modeling in the Institute for Transport and Logistics Studies at the University of Sydney and an honorary professor of modeling behavior in Africa at the University of Cape Town.
Stephane has published more than 150 journal papers, including several on the benefits of advanced structures in actual large-scale transport analyses. He has authored several book articles and made hundreds of presentations at international conferences. In addition to his academic research, he is also the founding editor-in-chief of the Journal of Choice Modelling and the founder and steering committee chair of the International Choice Modelling Conference. Together with David Palma, he is the author of Apollo, a highly flexible and powerful free tool for estimating and applying choice models.
Joel Freedman
Joel Freedman is a nationally recognized leader in the development and application of advanced travel demand forecasting models. With 20 years of consulting experience, he offers client services in all aspects of travel demand modeling: travel survey design, model estimation, software implementation, validation, and application.
Joel’s model development experience includes the development of activity-based travel demand models for some of the largest and most complex metropolitan regions in the United States and large-scale integrated models of land-use and transportation for state departments of transportation. He has also provided travel forecasting support on numerous successful transit New Starts projects and has been involved in a number of toll and revenue forecasts for public sector clients. Complimenting his modeling work, Joel is a skilled programmer with expertise in FORTRAN, C++, and Java.
In addition to project work, Joel enjoys teaching and has served as adjunct faculty to Portland State University School of Urban Affairs and Department of Civil Engineering, and is a certified instructor for the National Highway Institute.
Joel lives in Portland, Oregon with his wife and two sons. He enjoys outdoor activities including hiking, backpacking, and skiing, and practices woodworking on the rare occasions the Pacific Northwest rain keeps him indoors.
Stephen Lawe
Stephen Lawe leads RSG’s strategic planning and implementation and is responsible for overall management of the company, its financial stability, and growth. Stephen has worked at RSG since 1988 and has professional experience in almost all areas of the business. His expertise in the analysis and development of public policy has been nationally recognized, and he is credited with the development of innovative tools and methodologies used by Fortune 500 companies in the formulation of their marketing strategies. He continues to serve as a technical advisor on select projects and leads research to understand the future challenges facing RSG's clients.
In addition to his work with RSG, Stephen was an assistant professor at Vermont Law School and continues to advance national research in public policy management, resource modeling, and private sector strategy development.
He enjoys spending time in the wilderness and engaging in numerous sports including skiing, hockey, hiking, and biking. Stephen shares his love for sports with his children by coaching their hockey and soccer teams and generally instilling a love of the outdoors.
Margaret Campbell
Margaret Campbell specializes in market research studies for transit agencies. She has significant expertise in transit origin-destination studies, customer satisfaction studies, attitudinal surveys, qualitative research projects, and stated preference studies for agencies nationwide. Margaret has overseen market research projects for dozens of clients, including New York's Metropolitan Transportation Authority, Chicago’s Regional Transportation Authority (and its three transit agencies), Utah Transit Authority, and California's Caltrain.
Prior to joining RSG, Margaret studied survey research methods and social psychology. She now brings these methods and theories into practice on transit market research projects. Margaret’s expertise in survey methods, project management, and analytics allows her to design creative, cost-effective, and methodologically sound studies that produce actionable results for RSG's clients.
Margaret enjoys cooking and lives in Champaign-Urbana with her husband and two young children.
Kenneth Kaliski, PE, QEP, INCE Bd Cert.
In over 35 years with RSG, Ken Kaliski has worked in all of RSG’s market areas with a focus on engineering and advanced analytics. His technical specialty is in noise control engineering, where he works on projects such as community noise monitoring and modeling, architectural acoustics, transportation noise, and industrial noise control. He also works on complex modeling projects in the fields of market and energy research.
Ken has been with the company since its founding in 1986 and served for 15 years on its Board of Directors. He has also served on the Board of Directors on the Institute of Noise Control Engineering where he is Board Certified, is certified as a Qualified Environmental Professional through the Institute of Professional Environmental Practice, and is a member of the Acoustical Society of America. He is the co-holder of Patent 7,092,853 for an Environmental Noise Monitoring System.
While away from work, Ken spends his free time skiing, maintaining trails, and traveling with his family.
Ken is a registered Professional Engineer in New Hampshire, Vermont, Michigan, Massachusetts, and Illinois.