RESEARCH

By Princeton Business Journal
   Mathematica Policy Research Inc. in West Windsor recently announced the appointment of Amy Johnson as senior vice president. She is also director of the firm’s surveys and information services division. During the past 10 years, she has served as associate director of SIS and director, Princeton Survey Research.
   Barbara Devaney was recently named senior vice president. Ms. Devaney, a Princeton resident, is also managing director of human services research. She has been affiliated with Mathematica for 30 years and is a nationally recognized expert in maternal and child health, nutrition, and risk-reduction programs for youth.
   Christopher Trenholm, a resident of Princeton, was recently named associate director of health research for the firm’s West Windsor office. Mr. Trenholm, an expert in risk reduction programs for youth, maternal and child health, and health insurance programs, will be responsible for recruiting, mentoring, and supervising health researchers in the firm’s New Jersey office.