UCR eLab The University of California is looking for people to participate a few times a year in their innovative online experiments and surveys about how people behave in the digital world. All their projects are academic research conducted by eLab faculty and gradate students at U.C. Riverside. Every month eLab holds a random drawing for a cash prize of $100 or more. If you choose to participate in an eLab experiment or survey, you are also eligible for separate drawings. for cash prizes.

The Virtual Consumer Research Group

The UCSD Attention and Perception Lab

Social Psychology Research (USC) Occasionally their surveys are open worldwide.

eLab Vanderbilt University

Study Response School of Information Studies at Syracuse University. It's a very active panel. I've taken several surveys for PhD candidates, and all have had Amazon GCs as rewards. Winning one was wonderful! Recommended.