Ruth Rodale Spira

After college, Rodale worked at her parents' book publishing business, and edited Organic Gardening.^[1] She lived in Paris from 1952 to 1954.^[5] In 1961, she co-founded Lutron Electronics, a lighting company, with her husband, who is credited with inventing the solid-state dimmer switch.^[6] She was Lutron's co-chair, and headed the company's marketing department from 1982.^[7] In 1973, the Spiras founded another company, Subarashii Kudamono, to grow Asian pears in the Lehigh Valley.^[8][9] She published a cookbook, Naturally Chinese: Healthful Cooking for China (1972),^[10] considered one of the first American cookbooks to promote Chinese food primarily for its health benefits, rather than as an exotic cuisine.^[11]

Spira was an arts patron in the Lehigh Valley, serving on the board of the DeSales University Pennsylvania Shakespeare Festival, and active in the Allentown Arts Commission and the Allentown Art Museum.^[3]

Ruth Rodale married Joel Spira in 1954.^[12][13] They had three daughters.^[14] She was widowed when Spira died in 2015.^[6][15] She died in 2019, aged 90 years, in Allentown.^[3]