Patricia Day Williams transitioned from practicing family medicine to consulting in organization development (OD) 25 years ago. She maintains a broad-based OD practice that includes team building, diversity management, leadership training and coaching, and organizational strategy and change management, particularly in the not-for-profit and public sectors. Her public sector clients range from the GAO to the Joint Chiefs of Staff, from the City of Camden to the Maine Department of Labor, and from the Penobscot (Indian) Nation Health Department to the NIH.

She is Adjunct Professor at American University where she teaches in the AU Masters of Science in Organization Development program and the Key Leadership Certificate Program. She has held leadership positions as Medical Director of a federally-funded Community Health Center, Associate Director of the Center for Medical Leadership, and in several leadership roles for NTL Institute (formerly National Training Labs).

A Senior Associate of Otto Kroeger Associates, she is renowned for her expertise on the Myers-Briggs Type Indicator (MBTI). Additionally, she is certified in the Bar-On EQi (Emotional Quotient Inventory), Lominger Voices 360°, Drexler-Sibbet-Forrester Team Performance System, Pearson-Marr Archetype Indicator, and as a Coach and Yoga Teacher.

She has authored numerous publications on leadership and human interaction, including peer-reviewed research articles on leadership development.