Women in Quality Symposium
December 3, 2026 |8:00 A.M. – 2:30 P.M. CST | Virtual
Voices of Influence, Stories of Impact
Voices of Influence; The Journey to Sustained Leadership - Panel
Thursday, December 3, 2026
12:20 PM - 1:05 PM

Grace L. Duffy, Karen Hulting, Janet Raddatz, Mary Beth Soloy
Thursday, December 3, 2026
12:20 PM - 1:05 PM

Grace L. Duffy, Karen Hulting, Janet Raddatz, Mary Beth Soloy
Grace L. Duffy – CMBB, CMQ/OE, CQA, CQIA, CSSGB
Grace has over 40 years’ experience in successful business and process management in corporate, government, education, healthcare, and not for profit. She uses her experience as President, CEO and senior manager to assist organizations and individuals in performance excellence. She is a frequently requested keynote and conference speaker on organizational and professional performance, an active coach and mentor to senior leaders in large corporations as well as entrepreneurs, focusing on strategic alignment of individual skills to organizational outcomes.
Grace is a member of ATD, ISPI and ASQ. She is an ASQ Fellow, 2014 recipient of the ASQ Distinguished Service Medal, Quality Magazine’s 2014 Quality Person of the Year, and the 2016 Milflora M. Gatchalian Medal for International Women of Quality recipient from the Asia Pacific Quality Organization.
Grace Duffy provides services in organizational design, process improvement, leadership, and quality. She designs and implements effective systems for business and management success. She is the author of “The Quality Improvement Handbook”, “The Executive Guide to Improvement and Change”, Executive Focus: Your Life and Career”, “The Public Health Quality Improvement Handbook”, “QFD and Lean Six Sigma for Public Health”, “Modular kaizen: Dealing with Disruption, Tools and Applications for Starting and Sustaining Healthy Teams”, and numerous others.
Karen Hulting
Karen is a statistician, coach, and teacher. Across 30+ years in the medical device and automotive industries, she has applied a broad range of statistical methods in manufacturing, R&D, and quality. Karen holds master’s and PhD degrees in Statistics from Iowa State University and an undergraduate degree in Mathematics from St. Olaf College. She is a Fellow of the ASQ and an adjunct instructor in the St. Cloud State University graduate program in Medical Technology Quality.
Karen is a statistician, coach, and teacher. Across 30+ years in the medical device and automotive industries, she has applied a broad range of statistical methods in manufacturing, R&D, and quality. Karen holds master’s and PhD degrees in Statistics from Iowa State University and an undergraduate degree in Mathematics from St. Olaf College. She is a Fellow of the ASQ and an adjunct instructor in the St. Cloud State University graduate program in Medical Technology Quality.
Janet Raddatz
Janet is retired from Sargento Foods Inc. in Plymouth, WI where she held the position of Vice President of Quality & Food Safety Systems. Janet has been involved in the development, implementation, and auditing of quality and food safety systems for over 40 years. She holds a master’s degree in quality from Marian College, WI and a bachelor’s degree in biology from the University of Wisconsin-Green Bay. She is an ASQ CMQ/OE, CQE, CQA, Fellow and recipient of the Distinguished Service Medal. Janet has been a member leader since 1991, starting with volunteering at her local Section (1206). Janet has been a contributing author for the Customer-Supplier Division’s Supplier Management Handbook. She was actively involved in many industry activities including the National Cheese Institute Regulatory Committee and the Wisconsin Milk Marketing Board Food Safety Working Group. Since 2006 she has held an appointed position on the Board of Visitors for the School of Veterinary Medicine at the University of Wisconsin Madison. In retirement, Janet continues volunteering for ASQ as the Chair of the Bylaws Committee and a member of the Governance Committee. As a Wisconsin Master Naturalist and avid birder, she and her husband lead a weekly bird walk and she participates in several citizen science projects to help improve the quality of our environment.
Mary Beth Soloy
Mary Beth received her BS in Industrial Engineering and Operations Research from the University Michigan and her MBA in International Marketing from John Carroll University. Her professional career includes positions in Manufacturing, Product Development Engineering, Reliability and Quality at General Motors Corporation and Ford Motor Company.
After retiring from Ford with over 30 years in various Quality positions, Mary Beth provides Continuous Improvement training and coaching to companies around the world through Nexus Quality and Productivity Specialists.
She is an ASQ Certified Quality Engineer (CQE), Reliability Engineer (CRE), Six Sigma Black Belt (CSSBB) and Certified Master Black Belt (CMBB). Mary Beth was the first Six Sigma Corporate Master Black Belt for Ford Motor Company in Dearborn, Michigan where she was responsible for the selection, communication, training and continuing education for over 400 Master Black Belts. Lessons learned from this successful effort helped to develop the foundation for the MBB certification process at ASQ.
Mary Beth has been active in ASQ for over 40 years. In 2012, she achieved ASQ Fellow status for “significant contributions to the development of Six Sigma at the local, national, and society levels; for ongoing mentoring and coaching of others in continual improvement; and for dedication in leading by example in continual learning efforts.” She was the first Chair for the Certified Master Black Belt (CMBB) Exam and as well as a past member of the Editorial Review Board for ASQ Lean Six Sigma Review Magazine. Currently, Mary Beth serves as Secretary for the ASQ Automotive Division and is the Past-Chair and Treasurer for the ASQ Six Sigma Forum.