Executive Leadership
PNRI is a small, lean, and independent biomedical institute. Our structure is nimble and flexible, with an administrative team built around a core value of supporting the scientists in their pursuit of discovery. Together, we are improving human health for generations to come.

Mark Rieder, PhD
Chief Executive Officer
Dr. Rieder brings extensive experience in scientific research and operational leadership. His background includes over a decade as research faculty at the University of Washington (UW), six years in operations leadership at Adaptive Biotechnologies, and roles in large-scale scientific management at both UW and the Brotman Baty Institute.

Dionne Gordon
Chief Financial and Administrative Officer
Dionne Gordon is the Chief Financial Officer at PNRI where she manages and oversees accounting, financial planning and analysis, grants management, and purchasing. She brings to the position over 20 years of tax, audit, finance and accounting management experience with local and global companies. Most recently, Dionne was the Corporate Controller at TwinStrand Biosciences where she built the finance department and supported several rounds of record-breaking fundraising efforts. She earned her undergraduate degree from University of the Pacific, post-graduate management degree from University of California, Berkeley, and an advanced certification from the Internal Revenue Service.
Scientific Leadership
PNRI currently has five independent labs each led by a principal scientist. Each lab pursues answers to fundamental questions about how genetics contributes to our innate ability to remain resilient to or to succumb to disease development.

Aimée M. Dudley, PhD
Senior Investigator

Cláudia Carvalho, PhD
Associate Investigator

Rick McLaughlin, PhD
Associate Investigator

Michael Metzger, PhD
Associate Investigator
