Jaquelin Taylor Robertson, an architect and urban designer whose ancestors included the presidents James Madison and Zachary Taylor, died on May 9 at home in East Hampton. He was 88.

East Hampton’s formidable population of “older adults” is characterized, among many traits, by resilience, and that can serve them well in the face of a pandemic.

Irene Lister Thomas, a Sag Harbor native who loved to knit and care for the cats in her neighborhood, died on April 13 at the Woodcrest Rehabilitation and Residential Health Care Center in Flushing, Queens. She was 99.

Susan Kosche of Wilton, Conn., a longtime vacation-home owner in East Hampton, died of complications of Covid-19 on April 28 at the Waveny Care Center in New Canaan, Conn. She was 80.