Catherine "Katie" Cohen (she/her) is a nurse scientist and health services researcher at the RAND Corporation. Her work advances health care quality through research and policy. Cohen's research interests focus on the prevention of health care-associated infections, particularly those with antibiotic resistance, and improvements in post-acute and hospice care, especially among older adults. She is also working to understand hospital surge capacity in response to COVID-19 in both military and civilian institutions. While at RAND, she has also engaged in projects to develop innovative approaches to payments for physician practice expenses, evaluate access to care in rural hospitals as a result of state policies and nursing scope of practice, improve substance abuse disorder treatments for those with comorbid mental health disorders, and support diabetes prevention and treatment in the workplace. Funded by The Robert Wood Johnson Foundation, she is currently co-leading a study to understand businesses' motivations to invest in community health and economic wellbeing in order to help non-profits and policymakers promote a culture of health. She completed post-doctoral training in comparative and cost-effectiveness methodology at Columbia University School of Nursing's Center for Health Policy. She earned her B.A. in economics and biology from Swarthmore College and completed her B.S. and Ph.D. at Columbia University School of Nursing.