Brian Wickland, 75, who retired as a senior desk officer at the U.S. Agency for International Development in 2000, died March 23 at his home in McLean. The cause was pancreatic cancer, said his daughter, Jennifer Wickland. Mr. Wickland was a senior desk officer for Europe and Eurasia for 12 years at USAID. Before that, he worked for the State Department, specializing in disaster programming. In the 1970s, he was loaned to the United Nations as a senior officer on refugee and disaster-relief programs. In 2002, he was hired as a part-time political and military affairs consultant for the State Department. He retired a second time in 2008. Brian Wickland was a native of Glendale, Calif., and a 1958 international relations graduate of Stanford University. He received a master’s degree in economics and international law from the University of London in 1962. Mr. Wickland was an executive officer at the U.N. Refugee Agency in Geneva before moving to the Washington area in 1978. He was involved with clubs at the Vienna and McLean community centers. Survivors include his wife of 44 years, Sonja Grung Wickland of McLean; two children, John Wickland of McLean and Jennifer Wickland of San Jose; his mother, Josephine Wickland of McLean; and two grandchildren.