Daniel Sisler is the Liberty Hyde Bailey Professor Emeritus of Agricultural Economics. He serverd as a Cornell trustee emeritus and was chair of the Helen Keller International (HKI) Board of Trustees. He is the 2007 recipient of the prestigious Spirit of Helen Keller Award for "outstanding contributions to the alleviation of blindness on a worldwide scale" as well as for his "leadership qualities and his understanding of the burden of blindness in under-resourced countries and communities served by HKI."