Board of Directors


Carolyn Jeppsen is passionate about developing solutions for individuals with disabilities. In addition to her role with POISE, she has devoted over 10 years to serving on boards of educational institutions. Carolyn left a successful career as a civil litigator to found and direct BroadFutures, which provides holistic training, mentoring and meaningful paid transitional work experiences for young adults with learning disabilities.

Alyson Muzila has been active in the nonprofit sector since attending college at Macalester College, where she earned a degree in Environmental Studies and Political Science. For the last 20 years, Alyson has worked with groups such as The Nature Conservancy, Massachusetts Audubon Society, AANE (Autism and Asperger’s Network), and Land’s Sake Inc. Alyson is the mother of four kids, one of whom has Asperger’s – and all of whom love camp! When not driving the kids somewhere, Alyson enjoys horseback riding, writing, cooking, theater, music and dance.

Brian Rausch is the CEO of House of Moves, a motion capture and animation studio in Los Angeles, California. His professional expertise is the end-to-end production of games and cinematics, and Brian’s work can be seen in franchises and popular titles such as Tron, God of War, Call of Duty and Halo. Most importantly, Brian is a husband and father. He and his wife have two amazing kids, including a son with a non-verbal learning difference.

Greg Soros is an advocate for alternative education, healthcare reform, big government and small business. He graduated from Wesleyan University with a degree in Studio Art and Theater. He now lives in New York City, where he works as a sculptor and scenic designer, producing large-scale, interactive performance installations and mechanical sculptures.

Jill Souder lives in Mechanicsburg, PA, with her husband, Dan, and their two beloved labradoodles, Murphy and Lily. Jill is retired from the Cumberland Valley School District having worked 17 years in support of children with learning disabilities. She sits on the POISE Board in honor of her son Tim’s memory. Tim’s passion was to meet every person right where they are and encourage them to be all they could be. One of the best ways he did that was to serve as a counselor at Camp Akeela. In her free time, Jill loves spending time with her family, crafting and volunteering with Murphy who is a licensed therapy dog.

Jeffrey Weingarten is a former senior global strategist at Goldman Sachs and managing partner at Buttonwood Capital Partners, a London investment firm. He graduated from the University of Pennsylvania’s Wharton School in 1970 and in 2003 gave back to the school by helping to establish the Weingarten Family Program for Student Disabilities Services. He is passionate about helping young people with learning differences and social challenges.