found: Washington post WWW site, viewed Feb. 22, 2019(Richard Gardner; Richard N. Gardner, who helped mold U.S. foreign policy and generations of policymakers as a Columbia Law School professor for nearly six decades and as a U.S. ambassador to Italy and Spain, died Feb. 16 [2019] at his home in New York City. He was 91. At Columbia, he was best known for his seminar "Legal Aspects of U.S. Foreign Economic Policy," which he taught from 1955 until his retirement in 2012. Dr. Gardner held a series government posts beginning in the 1960s, when he served under Presidents John F. Kennedy and Lyndon B. Johnson as deputy assistant secretary of state for international organization affairs. He later served as ambassador to Italy from 1977 to 1981, and as ambassador to Spain from 1993 to 1997. Richard Newton Gardner was born in New York City on July 9, 1927. After stateside Army service during World War II, Dr. Gardner received a bachelor's degree in economics from Harvard University in 1948. He was a 1951 graduate of Yale Law School and received a PhD in economics from the University of Oxford in 1954)