Board of Directors

Dedicated, passionate volunteers

Meet our board of directors behind our all volunteer-managed, patient-centered, nonprofit, Myositis Support and Understanding (MSU).

Jerry Williams

Jerry Williams, Founder and President


Gerald “Jerry” Williams, diagnosed with Polymyositis in 2003, founded MSU originally as a Facebook support group titled, “Polymyowhat: Understanding Myositis,” in 2010. Jerry is the Founder and President of MSU and also serves as the Executive Director. He is passionate about helping others living with this rare disease.

Lynn Wilson, MSU Group Admin

Lynn Wilson, Vice President


Lynn comes to the Board with 38 years experience in the petroleum industry working as a petroleum engineer focusing on oil field research, operations training, project management and organizational change. Her career has taken her all over the world, flying over 1.5 million miles to 6 continents, including a year assignment in Hong Kong.

Penny Bundy

Penny Bundy, Treasurer


Penny Bundy was diagnosed with Inclusion Body Myositis in 2015, after 7 years of experiencing symptoms of the disease with no clear diagnosis. In researching the disease, she found and joined an online MSU support group. It was because of Penny’s positive experience with this group that she was excited about joining the MSU team.

Julie Posey, Board Member, MSU

Julie Posey, Board Member


More information about Julie Posey is coming soon.

Jim Doiron

Jim Doiron, Board Member


James “Jim” Doiron was diagnosed with Necrotizing Autoimmune Myopathy (NAM) associated with the Anti-SRP antibody in 2017. In less than two months, he went from a do-it-yourself master bathroom remodeling project to being unable to lift his 4-year-old grand niece. In June 2018, Jim learned that he has steroid-induced cataracts.

Caitlin Ray

Caitlin Ray, Board Member


Caitlin Ray is currently PhD Candidate at the University of Louisville Rhetoric and Composition program, where she also teaches writing and communications in the English department, the Health Sciences Campus, and the College of Business. She graduated with a BA in English and Theatre from Hamline University in St. Paul, MN, and worked as an actor in the Twin Cities for several years. When she was 22 years old, she was diagnosed with dermatomyositis.

Mary Arnold, Board Member

Mary Arnold, Board Member


Mary Arnold was diagnosed with sIBM via muscle biopsy in 2018, but had been displaying symptoms since 2012.

She retired from a 15-year tenure as the head of the Journalism and Mass Communication Department of South Dakota State University in 2017. She was also the assistant to the Dean of the College of Arts and Sciences for marketing and communication.

Emily Filmore

Emily A. Filmore, Advisor to the Board

Emily holds a BA in Psychology from Westminster College in Fulton, MO and a Juris Doctor from St. Louis University School of Law, but her career path has been as winding and unpredictable as the Juvenile Dermatomyositis that has gripped her body for 20 years. Combining humor and spirituality, Emily has found a way to make peace with her chronic disease, even celebrating it, grateful for the lessons and blessings it has brought into her life.

Sandy Block

Sandy Block, Board Member Emeritus

Sandy is a founding member of MSU, former Board Vice President and senior administrator of the MSU groups and public information page. Her interest and background in research and writing and as her parents’ healthcare advocate have helped her through her cope with PM and treatment-related issues. She is passionate about helping others become knowledgeable about their health issues and empowered to become their own healthcare advocate.

© 2019 Myositis Support and Understanding Association (MSU). All rights reserved. | View our Privacy Policy, Terms, and Non-Discrimination policy

MSU is a charitable organization with 501(c)(3) tax-exempt status. Federal ID #47-4570748.

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