NAQC Staff

The NAQC team is not just knowledgeable, we are deeply committed to helping our members succeed and passionate about working together to improve quitlines' impact on population health. We want to hear from you! Contact us with questions or comments by email or phone (1-800-398-5489). 


    Thomas Ylioja, PhD
President & CEO
Dr. Ylioja is a clinician, researcher, innovator, and thought leader with more than 20 years of experience in the treatment of commercial tobacco use and dependence. His background includes extensive work as a licensed social worker delivering nicotine dependence counseling, managing treatment programs for priority populations, overseeing quitline programs, and engaging in quitline research, program development, management, and evaluation. Dr. Ylioja’s academic focus on quitlines for priority populations as a systems-level public health intervention and his personal experience with nicotine addiction provide him with a unique and deeply informed perspective on cessation interventions.


Natalia Gromov
Director of Administration and Membership
Ms. Gromov is an operations, finance, and membership leader with more than 18 years of experience in nonprofit administration, public health, and stakeholder engagement. Her background includes full lifecycle management of federal cooperative agreements and grants, GAAP-compliant financial oversight, and leadership of membership programs. She plays a central role in strengthening organizational infrastructure, overseeing day-to-day operations, guiding strategic communications, and supporting virtual and in‑person convenings that connect funders, service providers, evaluators, and public health partners. Her work in tobacco cessation spans financial stewardship, member services, and program operations, giving her a systems-level understanding of how administrative, fiscal, and engagement functions work together to advance population health.

In addition to her nonprofit leadership, Ms. Gromov brings technical startup experience and prior service as a Client Director at a leading financial institution, where she managed complex national accounts and helped build scalable, client-centered processes in fast-paced environments. This combined nonprofit and private-sector perspective informs her practical, solution-focused approach to supporting mission-driven organizations and the communities they serve.

Katie Mason, MPP
Research and Evaluation Manager
Ms. Mason oversees and manages evaluation and research program activities, including the Learning Communities, annual survey of quitlines, and Minimal Data Set. She has close to a decade of experience evaluating public health and social programs. Katie has worked in government, nonprofits, and the private sector. Prior positions have included Research Associate at the North Carolina Partnership for Children and Evaluation Fellow at the Centers for Disease Control and Prevention in the Division of Nutrition, Physical Activity and Obesity. She is fluent in Spanish. Katie holds a Bachelor of Arts in Economics from the University of North Carolina at Chapel Hill and a Master of Public Policy from Duke University.

Erin Boles Welsh
Senior Consultant
Erin Boles Welsh serves as Senior Consultant, where she provides training and technical assistance in areas such as translating competencies to guide T/TA delivery, conducting literature reviews, advising on public-private partnership questions, designing trainings to support adoption and enhancement of best and promising practices, and mentoring new staff in applying role-specific competencies.

As Co-Founder of the Healthy Communities Roadmap Collective, Erin brings deep expertise in tobacco control and public health leadership. She previously served as Tobacco Control Program Manager at the Rhode Island Department of Health, where she managed the statewide quitline and led the successful transition to a new service vendor. Under her leadership, Rhode Island launched the groundbreaking Text To Be An EX (T2BX) campaign in 2015—the first two-way text messaging program designed to help teens under 18 quit tobacco. As prior Chair of the Tobacco Control Network, Erin championed evidence-based initiatives and launched the Network's shared strategic priority setting process.   Erin continues to drive innovation in technology-based cessation strategies, advancing effective approaches to support healthier communities.