pollster

From poll +‎ -ster.

pollster (plural pollsters)

1. A professional who conducts or analyzes opinion polls.

   Trump didn't like the results of the polls, so he fired the pollsters.

   • 2000 December 3, Alexander Stille, “The Original Spin Doctor”, in The New York Times‎, →ISSN:

     Now that the cold war has ended and political ideologies have been replaced by pollsters and spin doctors, Machiavelli's cleareyed assessments of power dynamics and pragmatic advantage are suddenly in vogue.

• pollstress

• Public Opinion Quarterly, Vol. 14, No. 4 (Winter, 1950-1951), pp. 617-638
• American Behavioral Scientist, Vol. 40, No. 8, 1183-1189 (1997)

• Portells, roll step