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We didn't set out to create another consulting firm.

We are building the next evolution of violence prevention.

Evolving how we prevent violence — together.

OUR STORY

EVOLVE began when much of the federal violence prevention infrastructure was dismantled in 2025. The field lost jobs, systems, and guidance—but practitioners, educators, and community leaders still need support to translate the best-available science into action.

We are creating what's next.

We are practical, science-driven partners focused on helping prevention leaders succeed.

 

We turn research into tools, data into strategy, and good intentions into measurable results—for program directors, coordinators, evaluators, and prevention practitioners doing the work.

OUR MISSION

Help you make violence prevention work—clearly, confidently, and with real-world impact.

Sarah DeGue, PhD

Founder & Principal

Dr. DeGue is a public health leader, accomplished researcher, and thought leader in the field of violence prevention. With more than 25 years experience, she has advised educational institutions, community-based organizations, state and local health departments, and federal agencies on reducing risk for violence through evidence-based interventions. Dr. DeGue is a recognized expert in sexual violence and teen dating violence prevention, and led the development of CDC's Dating Matters Toolkit.

Vi Donna Le, PhD, MPH

Associate Consultant

Dr. Le is a public health and violence prevention expert with more than 15 years experience. She excels in planning, directing, and implementing research, rigorous evaluations, and providing strategic technical assistance for public health initiatives. Dr. Le spearheaded high-profile projects on intimate partner violence, dating violence, and technology-facilitated violence, partnering with research institutions, community-based organizations, state and local health departments, and federal agencies.

Lianne Estefan, PhD, MPH

Associate Consultant

Dr. Fuino Estefan is a public health leader with over 20 years of experience advancing violence prevention and maternal and child health. She is a recognized expert in implementation science, evaluation research, and translating data into action to promote health equity and support community-driven solutions. Dr. Estefan is a respected national thought partner with extensive experience in federal public health strategy, applied research, and policy development.

Megan Kearns, PhD

Associate Consultant

Dr. Kearns is a clinical psychologist and behavioral scientist advancing public health through evidence-based work. With 16 years’ experience, she brings expertise in program evaluation, applied research, and strategic planning to bolster prevention. Dr. Kearns turns data into actionable strategies that drive impact, shaping national initiatives by partnering with public health agencies, community groups, and government entities to implement prevention-focused change.

Colleen Ray, PhD

Associate Consultant

Dr. Ray is a sociologist and methodologist with more than 10 years of experience. She approaches research from a multidisciplinary perspective and approaches the world and her work using an intersectional lens. She has led and contributed to projects using a variety of quantitative, qualitative, and mixed method approaches culminating in important data for family wellbeing, political public perception, mental health, substance use and abuse, and most frequently, violence prevention.

Our Team

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