Jesica Levingston Mac Leod
Director Medical Affairs Lead Medical Writer RWE AstraZeneca
Jesica, Director and Lead of the Scientific Writing team, specializes in delivering real world evidence studies and transforming complex scientific theses into high-impact content from concept to publication. With 20 years of global experience spanning medical communications, management consulting, medical affairs, and project management, Jesica has built a career at the intersection of strategic planning, clinical operations, and scientific rigor.
In her current role, Jesica supports diverse AI initiatives to drive operational efficiency and provide strategic support across oncology research. She has a proven track record managing global clinical trials, establishing advisory boards, and delivering evidence-generation programs for top-tier pharmaceutical companies. Previously, she accelerated immuno-oncology assay development and directed cross-functional marketing and medical content strategy as a Chief Marketing Officer.
Jesica holds a PhD in virology and biochemistry and completed five years of postdoctoral studies in immunology and infectious diseases at Mount Sinai Hospital in New York. A widely published author whose work has featured on journal covers, she brings a disciplined project management lens and profound analytical expertise to every scientific initiative.
Seminars
- Translate complex RWE analyses into clear, scientifically rigorous evidence packages that meet regulatory expectations
- Navigate the methodological and reporting challenges of communicating observational evidence while maintaining transparency and reproducibility
- Explore how evolving regulatory expectations and increasing evidence volumes are changing the role of medical writing in RWE
