SAN FRANCISCO—Koski Research, an independent custom research firm specializing in developing conversations with—and a better understanding of—consumers, professionals, and opinion influencers, has hired reputation research veteran John Gilfeather as executive vice president.

Gilfeather, who will be based in Stamford, Conn., has more than 40 years of experience, including 30 years with Yankelovich, seven years with Roper/GfK and two with TNS.

He is past chair of the Council of American Survey Research Organizations, past president of the Market Research Council and a founding member of the Institute for Public Relations Commission on Measurement and Evaluation.