Certified Trainers

Alicia Zimmerman

Alicia Zimmerman

Title: Principal, Fox Tuttle Transportation Group

NACTO Title: NACTO Certified Trainer

Alicia Zimmerman has experience throughout the country in transportation planning, engineering, and construction implementation of projects ranging from downtown streetscapes to urban roadway reconfiguration. Her recent efforts have focused on complete street, bicycle, and pedestrian projects ranging from a system level down to a detailed project level. Recently, Alicia was the engineer in charge of […]

Bill Schultheiss

Bill Schultheiss

Title: Principal Engineer, Toole Design Group

NACTO Title: NACTO Certified Trainer

Bill Schultheiss is a national leader in sustainable safety and complete street design. He has helped Toole Design Group transform the City of Boston, Seattle, and Washington, DC into leading bicycle and pedestrian friendly communities. An accomplished engineer, Bill has retrofitted over 250 miles of streets throughout the U.S. to provide people the ability to […]

Chris Lucas

Title: Senior Project Manager, CDM Smith

NACTO Title: NACTO Certified Trainer

Chris Lucas is an Urban Planner specializing in transportation planning and urban design. He has been a consultant since 2009, managing bicycle-pedestrian, streetscape and downtown revitalization projects throughout the New York Metropolitan area. Chris managed planning and design projects for the New York City Department of Transportation during Commissioner Sadik-Khan’s early years (2007-2008), managing design […]

Conor Semler

Title: Senior Planner, Kittelson & Associates

NACTO Title: NACTO Certified Trainer

Conor Semler is a Senior Planner with Kittelson & Associates, Inc. who draws on his experience in urban planning, traffic engineering, and technical research in complete streets design. Conor is highly regarded for his ability to leverage transportation design to crate livable and healthy communities. His focus is on improving conditions for walking and bicycling […]

Drusilla van Hengel

Drusilla van Hengel

Title: Principal, Nelson\Nygaard

NACTO Title: NACTO Certified Trainer

Drusilla van Hengel, PhD, understands how the natural and built environment affect health and decision making related to behavior. She began her transportation career 25 years ago, studying transportation engineering and urban planning at the School of Social Ecology at the University of California, Irvine. Her scholarship focused on the impacts of the construction of […]

Gavin Davidson

Title: Principal, Alta Planning + Design

NACTO Title: NACTO Certified Trainer

Gavin brings 18 years of experience as a professional planner focused on planning and design of active transportation projects within the context of multi-modal transportation systems. Gavin is a Principal with Alta Planning + Design and manages their Canadian operations. A respected leader with a collaborative approach, Gavin has had a lead role in a […]

Jeremy Chrzan

Title: Senior Engineer, Toole Design Group

NACTO Title: NACTO Certified Trainer

Jeremy Chrzan, PE, PTOE, LEED-AP, is a Senior Engineer at Toole Design Group with over 15 years of experience in transportation, municipal, and site engineering projects. His engineering background is varied, encompassing highway design, roundabout design, bicycle, pedestrian, and green streets projects, project management and permitting, traffic mitigation, stormwater management, erosion control, maintenance and protection […]

Jim Gough

Title: Senior Project Manager, Transportation, MMM Group

NACTO Title: NACTO Certified Trainer

Jim Gough is the Manager of Transportation Planning in MMM’s Thornhill, Ontario office. He has over 30 years of experience. He has significant experience relating to urban development, addressing complete streets and relevant disciplines such as traffic engineering, active transportation and transit modes, as well as parking. His experience includes a wide range of assignments […]

Joe Gilpin

Title: Vice President, Alta Planning + Design

NACTO Title: NACTO Certified Trainer

Joe Gilpin is a principal with Alta Planning + Design and is one of Alta’s experts in bicycle facility and complete street design. Joe has worked both as a project designer on numerous projects, and as a planner analyzing network connectivity and corridor planning. Joe was the project manager for the first two editions of […]

Michael Flynn

Title: Director of Active Transportation, Sam Schwartz Engineering

NACTO Title: NACTO Certified Trainer; Speaker, Designing Cities Conference

Mike Flynn is Director of Active Transportation at Sam Schwartz Engineering (SSE), where he leads the firm’s Active Transportation practice and serves as project manager and technical advisor on a range of projects spanning design, planning, policy, strategy and research. His approach bridges disciplines, reflecting the holistic nature of urban transportation today, and leverages his […]

Michael King

Title: TrafficCalmer.com

NACTO Title: NACTO Certified Trainer; Speaker, Designing Cities Conference

Michael is an urbanist who bridges the gap between mobility, urban design and traffic engineering. He has worked in 20 states and 22 countries on 5 continents. He was the project manager and co-author of the NACTO Urban Street Design Guide. He has led 47 training workshops in the past 20 years.

Nathan Roseberry

Nathan Roseberry

Title: Senior Transportation Engineer, T.Y. Lin

NACTO Title: NACTO Certified Trainer

Nathan Roseberry, P.E. is a Senior Transportation Engineer with T.Y. Lin, and is a licensed engineer in the state of Illinois. He primary role is on site service to the Chicago Department of Transportation as the Senior Bikeways Engineer. He has also designed urban corridors in Evanston, Illinois and Champaign / Urbana, Illinois. His education […]

Nick Falbo

Title: Senior Transportation Planner, Portland Bureau of Transportation

NACTO Title: NACTO Certified Trainer; Speaker, Designing Cities Conference

Nick Falbo is a Senior Transportation Planner in the Portland Bureau of Transportation’s Area and Project Planning group, specializing in the design of urban transportation networks, spaces for people, and multimodal complete streets. Nick contributed to and illustrated the NACTO Urban Bikeway Design guide, the standard for integrating bikeways into the fabric of American cities. […]

Nick Jackson

Title: Regional Office Director - New England, Toole Design Group

NACTO Title: NACTO Certified Trainer

Nick Jackson is a Vice President at Toole Design Group and the Director of the firm’s Boston, MA office. Nick has over 15 years of experience leading urban street and bikeway planning and design projects in major North American cities including Boston, Dallas, Denver, Chicago, New York City and Philadelphia. A major focus of his […]

Robert Burchfield

Robert Burchfield

Title: Northwest Regional Engineering Director, Toole Design Group

NACTO Title: NACTO Certified Trainer

Rob’s career spans nearly 30 years of experience as a traffic engineer in the City of Portland, including 16 years as the City Traffic Engineer. Among Rob’s proudest accomplishments is helping to establish Portland as one of the most multimodal cities in North America. During his tenure at the City, Rob managed a staff of […]

Stephanie Wright

Stephanie Wright

Title: Senior Associate, Nelson\Nygaard

NACTO Title: NACTO Certified Trainer

Stephanie specializes in pedestrian street design and transit planning. Her goal is to make walking attractive and help people safely access high-quality transit services. Stephanie recently served as deputy project manager for the National Association of City Transportation Official’s Urban Street Design Guide, which adopts a people-focused approach to city streets. She has also created […]

Tim Gustafson

Title: Sr. Associate, Alta Planning + Design

Tim Gustafson is a planner with more than a decade of experience in the planning and design of complete streets. His work includes projects with the Chicago Metropolitan Agency for Planning, Regional Transportation Authority, departments of transportation in Illinois, Indiana, Michigan, Ohio, Vermont, and Wisconsin. Tim is a member of the American Planning Association and is […]