National RTAP Planning a National Mobility Managers Handbook

Cara Marcus • August 14, 2025
People sitting around a table pointing to a map

National RTAP has started planning for a National Mobility Managers Handbook, which will be a comprehensive resource to support and advance the field. The National Mobility Managers Handbook Workgroup will be led by National RTAP Rural Transit Project Manager Enjoli Dixon and Tribal Transit Liaison Jeremy Bell.



Workgroup Members

Doris Green headshot

Doris Green has worked in transportation for 18 years. She is employed with Bolivar County Council on Aging Transportation in Cleveland, Ms., where she serves as the Delta Rides Regional Mobility Manager for the Mississippi Delta Area. Being the Regional Mobility Manager gives her an opportunity to help those individuals who are seeking access to transportation options get the service that they need. “Helping people is what I love to do, and I don’t mind going the extra mile to get someone the service that is needed for their quality of life.”

Tammy Hagen headshot

Tammi Hagen is a lifelong resident of Bemidji, Minnesota where she and her husband have raised 2 children and now enjoy the blessings of 11 grandchildren and a sprite 9-year old great grandchild. With a Bachelor of Science in Applied Psychology, Tammi combines academic knowledge with a warm, vibrant personality that naturally draws people in. Helping others is second nature to her, and she finds deep fulfillment in supporting individuals in their journey towards a better quality of life Tammi has worked with people of all ages across various professions, giving her a broad and compassionate perspective. 

Corinna Hyde headshot

Corrina Hyde is the Social Services Program Manager for the Central Ohio Transit Authority (COTA). She offers travel training, tutorials on the basics of COTA, including how to pay, find maps and schedules, transfer to other buses, exit and board vehicles, and use online and digital resources. Corinna meets with individuals and groups, tailoring her presentations to their needs and questions. 

Jeremy Johnson-Miller headshot

Jeremy Johnson-Miller is a Grants Manager for Iowa DOT. Prior to that he was the Communications Manager at the National Aging and Disability Transportation Center (NADTC), a federally recognized technical assistance center funded by the FTA, focused on ADA accessibility for older adults and people with disabilities across the country. Prior to joining NADTC, Jeremy provided guidance and compliance oversight of state and federally funded transit programs at Iowa DOT, also overseeing outreach and collaboration with communities and other state departments throughout the state.

Kristin Lam-Perezza headshot

Kristin Lam Peraza is the Director of Regional Mobility Programming and Partnerships (DRMPP) for the Rappahannock Rapidan Regional Commission, which serves Planning District 9 in Virginia. A native Virginian, Kristin began her career working in various state roles. After years of commuting to the city, she transitioned to a role closer to home, eventually taking the helm of regional mobility programming. Over the past seven years, Kristin has navigated changes in federal and local funding, implemented an innovative collaborative mobility model, and served as a mentor and subject-matter expert for neighboring regions. 

Jacklyn Medley headshot

Jacklyn Medley with UCHRA Public Transportation in Tennessee began her journey in our transportation call center and later transitioned into the role of Mobility Manager. She’s been with the agency for over three years now, proudly serving a system that provides vital transportation across fourteen rural counties. As a Mobility Manager, her work focuses on three key areas: education, outreach, and coordination. She helps individuals, especially older adults, people with disabilities, and those with limited transportation options, better understand the services available to them. 

Stacey Sahoo headshot

Staci Sahoo is the Director of Mobility Management at Hopelink in King County, WA. Staci oversees collaborative initiatives and projects to improve transportation opportunities for historically underserved communities. Before joining Hopelink in 2016, Staci received her Master’s degree in Urban Planning from New York University and coordinated mobility management programs in New York City, India, and Israel.

Christi Williams headshot

Cristi Williams serves as a Mobility Navigator in Southwest Oklahoma, collaborating with individuals with disabilities, seniors, low-income families, veterans, and the general public. As an advocate for those in need, she is deeply committed to improving transportation solutions in rural communities. Cristi's enduring passion lies in aiding others, and she brings over two decades of expertise to her role. With a professional background in public education, she has also been engaged in actively advocating for and assisting individuals in both the aging and youth communities. Upon the availability of the mobility navigator position in Southwest Oklahoma, she has eagerly embraced the opportunity to support a diverse range of individuals searching for transportation solutions.