Scenes from NPI's 2019 Spring Gala: Supporters participate in the annual gala book sale (Photo: Lincoln Potter/Samaya LLC for NPI)

Scenes from NPI's 2019 Spring Gala: Supporters participate in the annual gala book sale (Photo: Lincoln Potter/Samaya LLC for NPI)

Scenes from NPI's 2019 Spring Gala: Supporters participate in the annual gala book sale (Photo: Lincoln Potter/Samaya LLC for NPI)