Board of Directors

kim lamb

Kimberly Lamb - President

Kimberley Lamb has been a part of Capital Area WTS since its start in 2016. Just elected as Vice-President of the Chapter, Kimberley personally connects with members, guests, speakers and sponsors of not only our chapter but other chapters as well.  She was the Director of Events and Partner Engagement from the start, where she personally oversaw the logistics and so that all events ran smoothly with her organization and creativity! She was awarded 2019 Member of the Year.

Professionally, in her more than full time career Kimberley is the North Florida Data Collection Manager for MARLIN Engineering, Inc. where she has been for the past 18 years. Starting out as a Data Specialist in-house at FDOT she was responsible to developing and training district staff and consultants throughout the state of Florida how to collect and input roadway data (such as RCI and HPMS) into the database that is required by FHWA. Her teams collect motorized and non-motorized data for traffic and feasibility studies. She has had the privilege to work alongside of top FDOT, FHWA and private professionals. She has learned about the transportation industry from the group up and credits her many mentors in the field for her skills and knowledge she has obtained.

In her personal life, Kimberley is the proud mother of two young adults that are carving their own professional career in the transportation field. She loves gardening, camping, and fishing just to name a few.

Martha Hodgson

Martha Hodgson P.E. - Vice President

Martha is a Project Manager overseeing all phases of project development from concept to construction for the Blueprint Intergovernmental Agency. 



Gabrielle Matthews - Treasurer

Gabe Matthews has 12 years of experience in transportation and transit planning in both the private sector and public sectors.  She currently serves as the Transit Research, Planning and Commuter Programs Administrator for the Florida Department of Transportation, and she and her team are responsible for providing transit technical support, research, training, and policy guidance to Florida’s transit agencies, FDOT staff and other transportation agencies.

Prior to working with transportation, she worked in Florida’s public education system as a teacher in Franklin County and as a teacher certification specialist with the Florida Department of Education. She earned her Bachelor of Arts in International Affairs and a Master of Science in Planning from Florida State University.

Julie Conn Christesen_headshot

Julie Conn Christesen - Director of Membership 

Julie Conn Christesen is an AICP certified Transportation Planner with the Tallahassee-Leon County Planning Department. Professionally, she focuses on planning for many different modes of transportation, studying the correlation between transportation and land use, and conducting public outreach in the community. She can often be found researching new multi-modal infrastructure and considering how to better connect people to the places they want to go. Previously, she focused on seaport planning, working as an in-house consultant for CDM Smith in the FDOT Freight, Logistics, and Passenger Operations Office. She holds an Undergraduate Degree in Business Management and Master of Science in Urban and Regional Planning, both from The Florida State University. 


allison silverman

Allison Silverman - Director of Events

Allison Silverman is an AICP certified Transportation Planner with HNTB Corporation.  During her career, she has predominately focused on travel demand modeling, project traffic forecasting, managed lanes program support, and policy planning. She currently works with the Florida Department of Transportation’s Central Office in addressing Florida’s mobility needs. Allison holds an Undergraduate Degree in Landscape Architecture from the University of Florida and a Master of Science in Urban and Regional Planning from Florida State University.



Kristin Gladwin

Kristin Gladwin - Vice Director of Communications

Dr. Kristin Gladwin is the Senior Transportation Planner for Michael Baker International's Tallahassee, Florida office. Kristin has 8+ years of experience in transportation and transit planning from state, private and university environments. Her research focuses on improving mobility of older adults and she has authored three peer-reviewed journal articles on the topic. Prior to joining Michael Baker International, Kristin spent several years with the Florida Department of Transportation working on planning and grant management projects within two of its business units. She holds an Undergraduate Degree in Civil Engineering from Jonkoping University in Sweden, and both a Master- and Doctoral Degree in Urban and Regional Planning from Florida State University.


Anita Vanderwalk-Ostrander


Anita Vandervalk- Ostrander - Immediate Past President

Ms. Vandervalk-Ostrander, PE serves as Regional Vice President at Iteris, Inc. where she also serves as a mentor for younger women engineers. She has 33+ years of experience managing transportation programs & projects in the disciplines of planning, engineering, Intelligent Transportation Systems (ITS) and data management. She advances research & application of her passion – implementing technology & data for transportation safety & mobility.  


Sheri Coven

Sheri Coven - Chapter Advisor

Sheri has 26 years of experience in government and non-profit operations, legislative affairs, program and policy implementation, strategic planning, member and stakeholder relations, and customer service.  She is a Senior Associate and Office Director for Cambridge Systematics, Inc.  Sheri brings to the company an expertise in stakeholder outreach and rural and community planning.  Before joining Cambridge Systematics, she was Senior Vice President for Marlin Engineering, responsible for the daily operations and management of the company's Tallahassee office. Prior to that, she spent over 10 years as Director of a statewide advisory board of Florida’s Regional Planning Council Executive Directors and a related statewide policy board of elected officials and Governor’s appointees.  Her career also includes serving as the Director of Intergovernmental and Public Affairs for the Florida Department of Community Affairs and Executive Director of the Florida Chapter of the American Planning Association.  Ms. Coven has degrees from Florida State University and Florida Atlantic University.