Podcast Guests

Aimee Yrlas-Simpson
Chief Development Officer,
Immune Deficiency Foundation
Aimee brings over 25 years of expertise in the non-profit sector, with a background in individual giving, corporate partnerships, peer-to-peer fundraising, board development, strategic planning, operations, and marketing.
Currently, she is the Chief Development Officer at the Immune Deficiency Foundation (IDF), where she collaborates with leadership and the governing board to implement both short and long-term strategic plans. Aimee oversees the operations development function and manages the advancement staff’s development activities. Her leadership is instrumental in driving a diversified revenue strategy to support and advance the organization’s mission.
Previously, Aimee held leadership roles at the American Diabetes Association, Business Executives for National Security, and the Woodruff Arts Center.
Aimee is deeply committed to servant leadership and volunteerism. She volunteers with her local Girl Scouts troop, is an alumnus of the Leadership Georgia Class of 2012, serves on the board of the Lake Oconee Academy Foundation, and has been a commissioner on the Georgia Commission for Service and Volunteerism since her appointment by Georgia Governor Brian Kemp in 2016.
Aimee is a women’s college graduate with a B.A. in Sociology/Women’s Studies from Trinity College, Washington D.C. She, her husband Marsay, and daughter Idalia call both Atlanta and Washington D.C. home.

Angela Ridenour
Development Manager,
Immune Deficiency Foundation
Angela Ridenour has worked in fundraising for nonprofits since 2014. She joined IDF in 2019 as a development coordinator, was promoted to development manager, and now serves as the volunteer manager. As the development manager, she enjoys connecting to the PI community and IDF volunteers by managing the Walks for PI and the Do-It-Yourself fundraising program. Now as the volunteer manager, she builds relationships with volunteers and helps them find opportunities to make a difference in the PI community.
Angela holds two bachelor’s degrees, one in biology and one in psychology, from Hood College. She holds a master’s degree in health administration from Walden University, and is earning a doctoral degree in public health with a focus in epidemiology from Walden University.