Leslie B. Hammer is a Senior Professor at Oregon Health & Science University, specializing in occupational health psychology, organizational behavior, and the work-family interface. Her research examines the intersection of workplace leadership, employee well-being, and public health, with recent work focusing on burnout drivers in primary care, the interactive effects of leader sleep on supportive behaviors, and the mechanisms linking loneliness to health outcomes among service members. Hammer has also investigated how daily financial worry fuels perceived stress and turnover intentions, and has contributed to advancing field experimental methods in industrial-organizational psychology. Her federally funded projects include large-scale interventions targeting work-family conflict and sleep in the Oregon National Guard, underscoring her commitment to translating behavioral health research into practical organizational solutions.