Van Aalst was an active member of Metropolitan Community Church (MCC). As part of his work with MCC, Van Aalst helped produce
the Pillars Dinner, an annual fundraising event begun in 1989. Van Aalst planned the menu and helped produce the evening.
The bulk of the materials in the collection includes materials related to the Pillars Club dinner, including programs, menus,
invitations, awards and funding requests. There is also documentation of the consecration of Bishop John Darcy Noble in 1980.